2
1 point
The point, (-3, 7), is on the line y = -3x+7.
True
O False

Answer:

26 is the approximate mean

Answer:

60 and 600

Step-by-step explanation:

im guessing..

answer

6 in. wide, 8 in. deep and 5 feet long.

Answer:

distance = [tex]\bf \sqrt{97}[/tex] units

Step-by-step explanation:

To find the distance between two points given their coordinates, we can use the following formula:

[tex]\boxed{\mathrm{distance} = \sqrt{(x_1-x_2)^2 + (y_1 - y_2)^2}}[/tex],

where [tex](x_1, y_1)[/tex] and [tex](x_2, y_2)[/tex] are coordinates of the two points.

The two points we are given are:

• J(-8, 0)

• K(1, 4).

Using these coordinates and the formula above, we can calculate the distance between the points:

distance = [tex]\sqrt{(-8 - 1)^2 + (0 - 4)^2}[/tex]

              = [tex]\sqrt{(-9)^2 + (-4)^2}[/tex]

              = [tex]\sqrt{81 + 16}[/tex]

              = [tex]\bf \sqrt{97}[/tex]

Therefore, the distance between J and K is [tex]\bf \sqrt{97}[/tex] units.

Answer:

Deandre spent $36.50 on video games and DVD rentals in the past month.

Step-by-step explanation:

values

video game = $3.20

DVD = $4.90

let video games be represented with the variable v

dvd represented by the variable d

make an equation

7d + 1v = ?

plug in values

7(4.90) + 1(3.20) = ?

7 x 4.90 = 34.3

1 x 3.20 = 3.20

34.3 + 3.20 = 36.50

thus 7d + 1v = $36.50

Answer:

209.106 = (2 x 100) + (0 x 10) + (9 x 1) + (1/10) + (0/100) + (6/1000)

Answer: 200 + 9 + 0.1 + 0.005

Step-by-step explanation: For expanded form you need to break up the number into its individual parts. You have 2 hundreds, 9 ones, 1 tenths, and 5 thousandths.

The dimensions of the rectangle are 10 inches by 25 inches

The given parameters are

The above parameters mean

w = 3l - 5

P = 70

The perimeter of the rectangle is

P =2(l + w)

So, we have

2(l + 3l - 5) = 70

Divide by 2

l + 3l - 5 = 35

Evaluate the like terms

4l = 40

Divide by 4

l = 10

Substitute l = 10 in w = 3l - 5

w = 3 * 10 - 5

w = 25

Hence, the dimensions of the rectangle are 10 inches by 25 inches

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Answers to both the subparts are:

So, there will be 22 children at the party and each table will have 1 child sitting on each side.

(A) Ms Francis would have to rent 6 tables in order for everyone to have their own side.

Then,

4 × 6 = 24

(B) She could have all of the children sitting at their tables, each with their own side, but the sixth table would only have two other children.

Therefore, the answers to both the subparts are:

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Answer:

Step-by-step explanation:

Answer:

there are many case and additional

items are needed to fulfill to order

of60items ordered

Step-by-step explanation:

Answer:

Evaluate

30x + 160xn

Step-by-step explanation:

Answer:

Solution :

30x + 80x^2

Step-by-step explanation:

1) Distribute the outer term into the first by multiplying the numerical values and then the terms

2) Repeat for the second one.

To calculate marginal cost ; we use "subtract the quantity change from the overall cost change."

The potential cost of increasing orange output from 50 to 80 units was (250 – 200) = 50 cherries.

The potential cost of increasing cherry production from 100 to 200 units was (86-80) = 6 oranges.

Opportunity cost for an orange right now is,

equals 1.67 cherries.

Opportunity cost is therefore 3.34 cherries for two oranges.

One cherry's opportunity cost is,

0.06 orange units

1.8 oranges are the opportunity cost of 30 cherries.

Conclusion

a. Cherry 50

b. Oranges, six

c. Cherry 3.34

d. Oranges, 1.8

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Answer:$4.50, or a 325% markup

Step-by-step explanation:

yes?

The property illustrated by each statement of if t-13=52, then 52=t-13 is commutative

t-13=52, then 52=t-13

The property illustrated to each statement is commutative because it shows that for some value of t both statements are equal.

In mathematics, a binary operation is commutative if changing the order of the operands does now not alternate the result. it's far a essential belongings of many binary operations, and lots of mathematical proofs rely on it. most acquainted as the call of the assets that says something like "3 + four = 4 + 3" or "2 × 5 = 5 × 2",

the property also can be utilized in greater superior settings. The name is wanted because there are operations, which includes department and subtraction, that do not have it (for example, "3 − five ≠ 5 − 3");

such operations are not commutative, and so are called noncommutative operations.

The idea that easy operations, along with the multiplication and addition of numbers, are commutative become for many years implicitly assumed.

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Answer:-12+16x

Step-by-step explanation:

-5x-20+8+16x

-5x-12+16x

-12+16x

Answer: 11x-12

Step-by-step explanation:

It would be easier to rearrange this equation by degree (ie ax^2, ax^1, a)

You cannot subtract ax^1 by a, but you can subtract ax^1 by ax^1 (16x-5x)

We can also subtract a by a (-20+8)

Remember your positive and negative signs

Answer: -30 ==> A

Step-by-step explanation:

a = 3 and b = −4

12(a • b + a2) + 6=

12(a • b + a^2) + 6=

12(3 • (-4) + 3^2) + 6=

12(-12 + 9) + 6=

12(-3)+6=

-36+6=

-(36-6)=-30 ==> A

Answer:

a) -30

Step-by-step explanation:

Given that,

→ a = 3

→ b = -4

Let's solve the problem,

→ 12(a × b + a²) + 6

→ 12(3 × -4 + (3)²) + 6

→ 12(-12 + 9) + 6

→ 12 × -3 + 6

→ -36 + 6 = -30

Hence, the answer is -30.

Answer: x=-2, 4/3

Step-by-step explanation:

-2|3x+1|=-10

-2|3x+1| / (-2) = -10/(-2)

-2|3x+1| / (-2) = 5

|3x+1|=5

3x+1=5

3x=4

x=4/3

3x+1=-5

3x=-6

x=-2

x=-2, 4/3

Using linear functions, it is found that:

A linear function is modeled by:

y = mx + b

In which:

For Shop A, we have a linear function that:

Hence the functions are given by:

Due to the lower slope, shop A charges less per hour. The costs will be the same when:

A(x) = B(x)

3x + 9 = 4x + 6

x = 3.

The canoe must be rented for 3 hours for the costs to be the same.

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Answer:

the cost of renting the pavilion for 8 hours = $130

Step-by-step explanation:

$50 plus $10 per hour

so 8 hour  = 10 * 8 = $80

$50 + $80 = $130

Answer:

0.35 feet per second

Step-by-step explanation:

To start, there's 3 feet in 1 yard.

So, we have to convert the 7 yards per minute to feet.

7 x 3 = 21

Then, we have to convert 21 feet per minute to X amount of feet per second.

To note, there are 60 seconds in a single minute

Therefore, you have to divide 21 by 60 to find the amount of feet in one second.

21 / 60 = 0.35

The answer is 0.35 feet per second

Answer:

I think it's the last answer

The number of zeros in the product of 7 and 5,000 is 3.

The place value is defined as the value of each digit in a given number.

Here, we are given that 7 is multiplied by 5000

We can see that in 5000, the hundreds, tens and units digits are all zero.

Also, we know that 0 multiplied by any number gives us a zero only.

Thus, when we multiply 5000 and 7, each digit of 5000 will be multiplied by 7.

We can thus see that there will definitely be at least 3 zeroes in their product.

when we 7 is multiplied by 5, the unit digit will not be 0 as 7 is an odd number.

Thus, there are 3 zeroes in the product of 7 and 5000.

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Using translation concepts, we have that:

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction either in it’s definition or in it’s domain. Examples are shift left/right or bottom/up, vertical or horizontal stretching or compression, and reflections over the x-axis or the y-axis.

On the translation of △ABC to △A′B′C′, the rule applied to the vertices is:

(x,y) -> (x + 4, y).

Hence it was translated 4 units right.

On the translation of △A′B′C′​ to △A′′B′′C′', the rule is given by:

(x,y) -> (-y,x).

Hence it was rotated 90 degrees counterclockwise about the origin.

The triangle keeps the same size after the translations, hence:

Because the transformations are both rigid, the pre-image and the image are congruent.

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Considering the definition of an equation and the way to solve it, Nina can download 36 older games and 24 older games if she downloads one and four new games respectively.

An equation is the equality existing between two algebraic expressions connected through the equals sign in which one or more unknown values, called unknowns, appear in addition to certain known data.

The solution of a equation means determining the value that satisfies it and the equality is true. To solve an equation, keep in mind:

In this case, Nina wants to download games for her video game console.  Older games cost 150 points and new releases cost 600 points. Nina has 6000 points to use.

The equation 150a+600b=6000, where a is the number of older games and b is the number of new releases models the situation.

If Nina downloads one new game, that means that the value of the variable "b" is 1. Substituting in the equation that models the previously mentioned situation, and solving, you obtain:

150a+600×1=6000

150a + 600=6000

150a= 6000 - 600

150a= 5400

a= 5400÷150

a= 36

If Nina downloads four new game, that means that the value of the variable "b" is 4. Substituting in the equation that models the previously mentioned situation, and solving, you obtain:

150a+600×4=6000

150a + 2400=6000

150a= 6000 - 2400

150a= 3600

a= 3600÷150

a= 24

Finally, Nina can download 36 older games and 24 older games if she downloads one and four new games respectively.

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The equations that are true are:

2 + 5 = 19 - 12

5 - 4 - 3 - 2 - 1 = 30 - 34 - 1

Here we have some equations, the equations are only true if we have the exact same number in both sides of the equation.

The first one is:

2 + 5 = 19 - 12

If we simplify both sides we get:

2 + 5 = 7

19 - 12 = 7

Then the equation becomes:

2 + 5 = 19 - 12

7 = 7

This is true.

The next equation is:

5 - 4 - 3 - 2 - 1 = 30 - 34 - 1

If we simplify both sides we get:

5 - (4 + 3 + 2 + 1) = 30 - 35

5 - 10 = 30 - 35

-5 = -5

This is true.

The last equation is:

2x + 5 - 4x = 3x - 2 - 5x + 16

Here we have a variable, so we need to solve this for x.

2x -4x + 5 = 3x - 5x + 16 - 2

-2x + 5 = -2x + 14

-2x + 5 + 2x = 14

5 = 14

This equation is false, because 5 is different than 14.

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Mario's score in the video game is 174.

Mario's score is a function of the number of points started with, the point per coin, the point per gem , number of gem and coins found. The mathematical operations that would be used are addition and multiplication.

Addition is the process of determining the sum of two or more numbers. Multiplication is the process of determining the product of two or more numbers.

Mario's score = beginning point + (number of gold coins x score per gold coin) + (number of gems x score per gem)

Mario's score = 100 + 3c + 2g

Mario's score = 100 + (3 x 8) + (2 x 25)

Mario's score = 100 + 24 + 50 = 174

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The constant of variation is 3.

It should be noted that in the information, we are given the values of both x and y.

When x is 2, y is 6. When x is 5, y is 15. Finally when x is 8, y is 24.

The constant is given as 6/2 or 15/5 or 24/8. This will give 3.

Therefore, the constant of variation is 3.

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X And y values shown x

X. Y

2. 6

5. 15

8. 24

What is the constant of variation?

The rose bush will be 60 inches tall after 40 weeks

From the question, we are to calculate how tall the rose bush would have grown in 40 weeks

From the given information,

"A rose bush grows at a rate of 1.5 inches per week"

To calculate how tall the rose bush would have grown in 40 weeks, we will multiply the rate at which the bush grows by 40

That is,

1.5 × 40

= 60 inches

Hence, the rose bush will be 60 inches tall after 40 weeks

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Using integrals, it is found that the cumulative distribution function(cdf) at x = 2.27 is given by:

P(X ≤ 2.27) = 0.897.

The cumulative distribution function of a distribution given by f(x) at a value of x = x* is given by the following integral:

[tex]\int_{-\infty}^{x^{\ast}} f(x) dx[/tex]

For this problem, the distribution is given by:

[tex]f(x) = e^{-x}, x > 0[/tex]

Hence, at x = 2.27, the cdf is given by:

[tex]\int_{0}^{2.27} e^{-x} dx[/tex]

The infinity was replaced by 0 because the lower bound of the definition of the distribution is of 0. Hence:

[tex]\int_{0}^{2.27} e^{-x} dx = -e^{-x}|_{x = 0}^{x = 2.27}[/tex]

Applying the Fundamental Theorem of Calculus:

P(X ≤ 2.27) = -e^(-2.27) + e^0 = -e^(-2.27) + 1 = 0.897.

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Check the picture below.

[tex]{\LARGE \begin{array}{llll} y = ab^x \end{array}} \\\\[-0.35em] ~\dotfill\\\\ \textit{we know that} \begin{cases} x=0\\ y=40 \end{cases}\implies 40=ab^0\implies 40=a(1)\implies 40=a \\ ~\hfill \underline{y = 40b^x} \\\\[-0.35em] ~\dotfill[/tex]

[tex]\textit{we also know that} \begin{cases} x=3\\ y= 15 \end{cases}\implies 15 = 40b^3\implies \cfrac{15}{40}=b^3\implies \cfrac{3}{8}=b^3 \\\\\\ \sqrt[3]{\cfrac{3}{8}}=b\implies \cfrac{\sqrt[3]{3}}{\sqrt[3]{8}}=b\implies \cfrac{\sqrt[3]{3}}{2}=b~\hfill \underline{y = 40\left( \frac{\sqrt[3]{3}}{2} \right)^x}[/tex]

You need a value less than 23.5 or greater than 27.2.

Given the time in his first four races is: 24.7 , 23.5 , 25.6 , 27.2 seconds.

To find the time for her race which would make a higher difference, we need to make use of range.

The range formula is frequently employed in statistics to ascertain the range provided in a specific data set. The formula finds the difference between the lowest and highest value, which aids in locating the set's center. In distribution, a wide range denotes increased variability while a narrow range denotes lower variability. The mean, median, and mode are among the additional statistical concepts included in the range formula.

The range is the difference between the highest and lowest value. In this case, the highest and the lowest numbers are 27.2 and 23.5 seconds.

To make a larger range, we simply need to pick a number smaller than 23.5 or larger than 27.2. This will produce a larger difference (or range).

Hence we acquired the desired result.

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Your question is incomplete. Please find the missing content here.

Your friend swims on the school team.

In his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. Which time listed for her next race would make the range larger?