PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!

PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!

Answers

Answer 1

Answer: infinitely many solutions

Step-by-step explanation:

3x + 4y = -5 ... 1

6x + 8y = -10 ... 2

Take the second equation and divide by 2

3x + 4y = -10

As you can see, the two equations are exactly the same

So they have infinite solutions


Related Questions

is it true or false that all whole numbers are natural numbers​

Answers

Answer:it can very

Step-by-step explanation:

It depends on which definition of 'whole numbers' you use.

Some definitions say the whole numbers are the set of positive integers including zero; or the set of all non-negative integers. In this case, the answer would be 'false', since the set of integers includes negatives.

However, if you are using a definition of whole numbers which includes positive integers, including zero, and their negatives, the answer would be 'true'. Figure out how the term 'whole numbers' is being defined, then you can get your answer.

Answer:

every natural number is a whole number, but, every whole number is not a natural number.

Step-by-step explanation:


Find the equation of the line through (-5,4) which is parallel to the line y=-x+6.
Give your answer in the form y=mx+b

Answers

Answer:

[tex]y = -x -1[/tex]

Step-by-step explanation:

Given

Passed through (-5,4)

Parallel to: y=-x + 6

Required

Determine the line equation

If it is parallel to: y=-x + 6, then it means that they have the same slope.

A linear equation y = mx + b has the slope m.

So, by comparison of y = mx + b  to y = -x + 6

[tex]m = -1[/tex]

The line equation is then calculated as:

[tex]y=m(x - x_1) + y_1[/tex]

Where

[tex]m = -1[/tex]

[tex](x_1,y_1) = (-5,4)[/tex]

So:

[tex]y = -1(x - (-5)) + 4[/tex]

[tex]y = -1(x +5) + 4[/tex]

[tex]y = -x -5 + 4[/tex]

[tex]y = -x -1[/tex]

Please someone explain how to solve this piecewise function!!!! Im super confused

Answers

Answer:

From top to bottom:

[tex]0, 1, 2, -8, -8[/tex]

Step-by-step explanation:

We are given the piecewise function:

[tex]g(x) = \left\{ \begin{array}{ll} 0.5x+1 & \text{if } x \leq 2 \\ -8 & \text{if } x > 2 \end{array} \right.[/tex]

Row 1:

We want to find g(-2).

Since -2 is less than (or equal to) 2, we will use the first equation. Thus:

[tex]g(-2)=0.5(-2)+1=-1+1=0[/tex]

Row 2:

Likewise, 0 is less than or equal to 2. We will continue to use the first equation:

[tex]g(0)=0.5(0)+1=1[/tex]

Row 3:

2 is not less than 2 but it is equal to 2. So we will continue to use the first equation:

[tex]g(2)=0.5(2)+1=1+1=2[/tex]

Row 4 and 5:

Both 4 and 6 are greater than 2. Thus, we will use the second equation. Therefore:

[tex]g(4)=-8\text{ and } g(6)=-8[/tex]

Write an
equation and solve.
Ten less than five times a number is 45. the equation is

Answers

Equation 5x - 10 = 45

(x*5)-10=45=equation

im extra so x would be 7

Use the distributive property to write an equivalent expression. (6+8)x 2​

Answers

28 is the correct answer

Find the area of each. Use pi = 3.14

Answers

Answer:

452.16 inches

Step-by-step explanation:

A = pi r^2

A = 3.14 * (12)^2

A = 3.14 * 144

A = 452.16 inches

I want to purchase a third of a cupcake for
myself, a third for my sister, and 4 thirds for our
cousin. Katara would be great. Please help! Quickly I’m waiting 5 mins :)

Answers

Answer:

Well it would be a total of 2 Cup Cakes

Step-by-step explanation:

1/3 + 1/3 + 4/3 =2

2/3 +4/3 = 6/3

ye

Answer:

Step-by-step explanation:

it would be 2

soooo again in meters I'm soo sorryyy​

Answers

I think 710 is the answer

266+266+89+89= 710

An angle with a measurement of 90 degrees is called?

Answers

Answer:

A right angle

Step-by-step explanation:

Answer:

Right angle. Its angle is in the corner and measured 90 degrees.

Step-by-step explanation:

PLSSS HELP Due in 5 mins!!!

Answers

Answer:

a 15

b 42

c 12

trust me

In a certain town there were 348 robberies last year. This year the number of robberies has gone down 40%. How many robberies were there this year, to the nearest whole number?

Answers

Answer:

209 robberies

Step-by-step explanation:

Robberies last year =348

Robberies has reduced by 40% which means there are (100-40)% = 60% robberies this year.

Number of robberies this year= 60% of 348 = 60/100 × 348 = 208.8

To the nearest whole number = 209

There are 209 robberies this year.

I hope this help.  


Mr. Bernstein owns 11 paintings, but has only enough wall space in his home to display five of
them at any one time. How many ways can Mr. Bernstein display three paintings in his home?

Answers

Answer:

In algebra, we often study relationships where a change to one variable causes change in another variable. Describe a situation you’re familiar with where one quantity changes constantly in relation to another quantity. How are the two quantities in the situation related? If you represent the two quantities on a graph, what will it look like?

Step-by-step explanation:

Help me please......

Answers

Answer:  46

Step-by-step explanation:

Let the 3 consecutive even numbers be x, (x-2) and (x+2) respectively.

According to the question,

x + (x - 2) + (x + 2) = 132

or, x + x - 2 + x + 2 = 132

or, 3x = 132

or, x = 132 ÷ 3

or, x = 44

So, first even number = 44

Required third number = 44 + 2

= 46

A ball is tossed at a hole in a board. The ball goes into the hole 15 times and misses the hole 52 times.

Based on this experiment, what is the probability that the ball will go into the hole when tossed?

Enter your answer in the box as a percent rounded to the nearest whole number.

Answers

Probability (Ball goes into hole) = 0.22388 or 22.388%

Step-by-step explanation:

Given:

Ball goes into hole = 15 times

Ball miss the hole = 52 times

Find:

Probability (Ball goes into hole)

Computation:

Total number of tries = 15 + 52

Total number of tries = 67

Probability (Ball goes into hole) = 15 / 67

Probability (Ball goes into hole) = 0.22388 or 22.388%

Erin loves to cook with fresh herbs. So, she decides to plant 8 different herbs and keep the
small pots on her kitchen windowsill. She starts with a 2-kilogram bag of soil and puts the
same amount of soil in each pot. If she uses all of the soil, how many grams does she add to
each pot?

Answers

This is a simple division problem, there are 1000 grams in 1 kilogram, so we do 2000/8, which is 250, so Erin put 250 grams of soil in each pot.

write an expression that mean "eight less than product of seven and X".​

Answers

Answer:

7x - 8

Step-by-step explanation:

eight less than product of seven and X

seven and x = 7x

eight less than = - 8

put it all together = 7x - 8

Answer:

7x - 8

Step-by-step explanation:

product of seven and X

7 X x = 7x

8 less than it

7X - 8

This is because we're looking for something that is smaller than 7X by 8

(a) Mary and Cynthia were building a cone-shaped sand castle. After some time, the diameter of
the sand shaped cone was 14 in. and the height was 15 in. What is the appoximate volume of the
sand cone rounded to the nearest tenth? (Show work!!) PLEASE HELP!

Answers

Answer:

[tex]\displaystyle V\approx 769.7\text{ in}^3[/tex]

Step-by-step explanation:

We are given that the diameter of the sand-shaped cone is 14 inches, and the height is 15 inches.

The volume for a cone is given by:

[tex]\displaystyle V=\frac{1}{3}\pi r^2h[/tex]

Where r is the radius and h is the height.

Since the diameter is 14, the radius is 7.

And we are given that the height is 15.

Therefore, the volume will be:

[tex]\displaystyle V=\frac{1}{3}\pi (7)^2(15)[/tex]

Use a calculator:

[tex]\displaystyle V\approx 769.7\text{ in}^3[/tex]

The volume of the cone is approximately 769.7 cubic inches.

graph y = 1/2x+3
identify the x intercept
step by step explanation

Answers

Step-by-step explanation:

x-intercept: where y = 0

Set y to zero to find x.

0 = ½x + 3

-3 = ½x

x = -6

(-6, 0)

A square pyramid has a base with a side length of 6 inches and lateral faces with heights of 11 inches. What is the surface area of the pyramid?

Answers

Answer:

[tex]\huge\boxed{\sf 168\ in.\²}[/tex]

Step-by-step explanation:

Surface area of the base:

= Length * Length

= 6 * 6

= 36 in.²

Surface Area of 1 Lateral Face:

= [tex]\sf \frac{1}{2} (Base * Height)[/tex]

Base = 6 inches

Height = 11 inches

= 1/2 (6*11)

= 3 * 11

= 33 in.²

Surface Area of 4 lateral faces:

= 33 * 4

= 132 in.²

Surface Area of the whole pyramid:

= 132 + 36

= 168 in.²

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807

Answer:

SA = 168 in.²

Step-by-step explanation:

The surface area is the sum of the area of the base and the areas of the 4 congruent triangular sides.

s = side of the base

h = height of each side

SA = s² + 4(sh/2)

SA = (6 in.)² + 4(6 in.)(11 in.)/2

SA = 36 in.² + 132 in.²

SA = 168 in.²

For each ordered pair determine if it is a solution to 7x+5y=9
(-4,-3)
(-3,6)
(5,0)
(2,-1)

Answers

Answer
2,-1

Explanation
Because ik

If the sum of two numbers is 10 and the diffference is 6, find the numbers​

Answers

8 and 2
8+2 = 10
8-2 = 6

X + y = 10

Rewrite as y = 10-x

Y - x = 6

Replace y

10-x -x = 6

Simplify:

10-2x = 6

Subtract 10 from both sides:

-2x = -4

Divide both sides by -2:

X = 2

Now replace x in the first equation:

2 + y = 10

Subtract 2 from both sides:

Y = 8

The two numbers are 8 and 2

A man is 6 feet tall. At 1:00, he casts a shadow that is 18 inches long. A nearby tree is 32 feel tall. At the same time of day, how long is the tree's shadow?

Answers

The answer of this would be 8 feet long.

If you take 6 feet and put that into inches, the man would be 72 inches tall. at one oclock he casts a shadow that is 1/4 of his length. so if we take this knowledge to the tree and divide 32 feet by 4, we get 8 feet long

answer: 8 feet

Can someone help me with this please

Answers

Answer:

Step-by-step explanation:

As we know, the four angles of the rectangle are 90°.

So, we need to find ∠AEB first.

∠AEB=180-44-90 (∠s sum of Δ)

= 46°

We can then work out x.

x=180-59-46 (adj. ∠s on st. line)

x=75°

(16y ⁵/ 4y³) ¹/2 simplify expression

Answers

2y

Step-by-step explanation:

16y^5-3/4)

16y²/4)

4y²)1/2

2y

Which club has more boys?

Drama Club
• Has 60 members.
• There are twice as many
girls as boys in the club.


Debate Club
• Has 50 members
• There are 10 more girls than boys in the club.​

Answers

Answer:

Debate club

Step-by-step explanation:

to get the answer that you need what you have to do is 60 / 2 and that equals 30 and then next what you have to do 50 - 10 and that gives you 40 so if you look closely you can see that 40 is bigger than 30 so that's how you get your answer I hope I help you out

Find the solution of the system of equations. -3x – 2y = 36 3х – 5y = 6​

Answers

Answer:

y = -6

x = -8

Step-by-step explanation:

I hope you can read my handwriting.

Have a wonderful day!

What's the slope of the line through (1,3) and (-2,-3)

Answers

Answer:

m = 2

The slope of the line through (1, 3) and (-2, -3) is 2!

The formula to find the slope is attached below.

Hope I was of help. Have a good new year!

Find the equation of the line parallel to y=6 that contains the point (-1,1). Write the equation in slope intercept form

Answers

Given:

The equation of parallel line is [tex]y=6[/tex].

The line contains the point (-1,1).

To find:

The equation of the line.

Solution:

The slope intercept form of a line is:

[tex]y=mx+b[/tex]

Where, m is the slope and b is the y-intercept.

The equation of parallel line is

[tex]y=6[/tex]

It can be written as

[tex]y=(0)x+6[/tex]

The slope of this line is 0.

The slopes of two parallel lines are always equal. So, the slope of the required line is also 0. It passes through the point (-1,1) so the equation of the line is:

[tex]y-y_1=m(x-x_1)[/tex]

[tex]y-1=0(x-(-1))[/tex]

[tex]y-1=0[/tex]

[tex]y=1[/tex]

Therefore, the equation of the required line is 1.


If
[tex] \alpha \beta [/tex]
are the roots of 3x²+2x-1=0 then 1/
[tex] \alpha [/tex]
+1/
[tex] \beta [/tex]
is​

Answers

Answer:

2

Step-by-step explanation:

Given the quadratic equation

3x²+2x-1=0

Let tthe root be α and β

Sum of root α+β = -b/a

Product of root αβ = c/a

Given that;

a = 3, b = 2 and c = -1

α+β = -2/3

αβ = -1/3

To get 1/α + 1/β

Find the LCM

1/α + 1/β

= (α+β)/αβ

= (-2/3)/(-1/3)

= -2/3 * 3/-1

=  2

Hence the required answer  is 2

Can someone plz help me with my whole homework?


1.The original price is $20. The Percent of Discount is 20%. What is the sale price?

2.The original price is $95. The Percent of Discount is 35%. What is the sale price?

3.The Percent of Discount is 75%. The sale price is $55.50. What is the original price?

4.The Percent of Discount is 40%. The sale price is $78. What is the original price?

5.Find the selling price. The cost to store: $20. The markup: 15%.

6.Find the selling price. The cost to store: $56. The markup: 80%.

7.Find the selling price. The cost to store: $110. The markup: 140%.

8.A store buys an item for $10. To earn a profit of $25, what percent does the store need to markup the item?

9.An account earns simple interest. Find the interest earned.
$400 at 7% for 3 years

10.An account earns simple interest. Find the balance of the account.
$400 at 7% for 3 years

11.An account earns simple interest. Find the interest earned.
$1200 at 5.6% for 4 years

12.An account earns simple interest. Find the balance of the account.
$1200 at 5.6% for 4 years

13.Find the annual interest rate.
I = $18, P = $200, t = 18 months

14.Find the annual interest rate.
I = $310, P = $1000, t = 5 years

15.Find the amount of time.
I = $60, P = $750, r = 4%

16.Find the amount of time.
I = $825, P = $72500, r = 5.5%

17.You put $500 in a savings account. The account earns $15.75 simple interest in 6 months. What is the annual interest rate?

Answers

Answer:

Step-by-step explanation:

Answer:

people may not be doing it because u have it up for 5 points and it is alot  of work.

Step-by-step explanation:

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