what value of x will make the equation 3(x+15)-6x=-6(x-3)

Answers

Answer 1
exact form:
x = -7/3
decimal form:
x = -2.3
mixed number form:
x = -2 1/3
Answer 2

Step-by-step explanation:

x is -9 because i did the math and im smart


Related Questions

What is the value of r in the equation?
-1.5(4-r)--12
-6
O4
O
4
O6

Answers

Answer:

I am going to say 6 , please let me know if I am wrong :)

Which expression is equivalent to the following?

(5×10−3)+(6×10−3)2.2×104
A.5 × 10-7
B.5 × 10-1
C.5 × 10-10
D.5 × 107

Answers

Answer:

1.32 * 10^2

Step-by-step explanation:

Given the expression;

(5×10−3)+(6×10−3)2.2×10^4

First we need to do the multiplication first;

= (5×10−3)+(13.2×10−3+4)

= (5×10−3)+(13.2×10^1)

= 0.005 + 132

= 132.005

= 1.32 * 10^2

Hence the equivalent expression is 1.32.0 * 10^2

whats 6/2 i have the math homework and it says that.

Answers

Answer:

3

Step-by-step explanation:

2times3=6

Sharon wants to buy a shirt that costs $70. The sales tax is 5%. How much is the sales tax? What is her total cost for the shirt?

Answers

Answer:

sales tax is $3.50.

She would have to pay $73.50

Step-by-step explanation:

5% of 70 is 3.5 (sales tax)

70+3.5= 73.5

Identify the part of the algebraic expression that is a coefficient.

5b - k + 30

Answers

5 is the coefficient.

Answer:

5b is the coefficent.

A coefficent is an integer multiplied by a variable. 5 is being multiplied by b.

5(b)

What is the value of x in the equation 2.5 minus 0.25 x = negative 3

Answers

Answer:

-22

Step-by-step explanation:

Ian bought a cup of coffee. At first, he sipped slowly. As it cooled down, he drank more quickly. The last bit was cold, and he dumped it out

Answers

Answer:

ian just wasted the last bit of coffee.

Step-by-step explanation:

Tell whether the value is a solution of the inequality. Pls helpp

Answers

Answer: it is most likeply a solution

Step-by-step explanation:

Answer:

No, the answer is a solution to the inequality.

Step-by-step explanation:

When you substitute a number for the variable in an open sentence, the resulting statement is either true or false. If the statement is true, the number is a solution to the inequality.

2x > 5; x = -4

2(-4) > 5

-8 < 5

The answer is false, because there is no solution to -8 < 5. Therefore, the value is not a solution of the inequality.

Please mark me the brainliest!?!

can someone please help my ASAP

Answers

Domain: (-∞, ∞)

Range: (-∞,1]

Answer:

Domain = All Real Numbers

Range = y≤1

Step-by-step explanation:

Since parabolas are continuous, the domain is all real numbers. The range, or y value, is all real numbers less than or equal to 1 (y≤1), since 1 is the vertex.

Hope this helps :)

Answers choices are in the picture

Answers

Answer: I believe the answer is b.

Find the value of x. Give reasons to justify your solution-

Answers

Answer:

x = 34

Step-by-step explanation:

∠ PSR and ∠ TSU are vertical angles and congruent, then

∠ PSR = 4x, thus ∠ PSQ = x

The exterior angle of a triangle is equal to the 2 opposite interior angles.

∠ SQR is an exterior angle of Δ PQS , thus

x + x = 68

2x = 68 ( divide both sides by 2 )

x = 34

Answer:

X = 34°

Step-by-step explanation:

In order to solve this question we will need to know the following, when two lines intersect the opposite angles at that point are equal to each other, that the sum of all angles of a triangle is 180 degrees, and that the angle of a straight line is equal to 180 degrees.

Frist we will have to notice that ∠TSU is equal to ∠PSR, because they are opposite to each other (If you would like to understand this more you can research on a topic call "vertical angels"). Now it is important to understand the following.

∠PSR  = ∠PSQ + QSR

Since ∠PSR = ∠TSU = 4x, ∠QSR = 3x ⇒

⇒ ∠PSR  = ∠PSQ + QSR

   4x = ∠PSQ + 3x

   4x - 3x = ∠PSQ

   x = ∠PSQ

Now, since the sum of all angles in a triangle is equal to 180 we can now say the following:

∠QPS + ∠PSQ + ∠PQS = 180°

In order to find out what PQS is equal to we need to use our knowledge about the angel of a strait line (the angel of a strait line is equal to 180°).

So now we can say the following:

180° = ∠PQS + SQR

∠PQS = 180° - ∠SQR

Since we know that ∠SQR = 68° ⇒

⇒∠PQS = 180° - ∠SQR

  ∠PQS = 180° - 68°

  ∠PQS = 112°

Since ∠QPS = x, PSQ = x, and ∠PQS = 112° ⇒

⇒ ∠QPS + ∠PSQ + ∠PQS = 180°

   x + x + 112° = 180°

  2x = 180° - 112°

  2x = 68°

  x = 34°

Write the equation of the line passing through the point (2,-1) with a slope of -3

Answers

I just plugged in everything that needed to be plugged in using the point slope form and your answer is y=-3x+5 hope this helped you

Write the slope-intercept form of the equation of the line described.

Answers

Answer:

Please check the explanation.

Step-by-step explanation:

                                           6)

Given the line

[tex]y=-\frac{1}{3}x+3[/tex]

We know that the slope-intercept form of the line equation is

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

where m is the line and b is the y-intercept

Thus, the slope of line = -1/3

We know that parallel lines have the same slope.

Hence, the slope of the parallel line is also m=-1/3

So, substituting m = -1/3 and (3, 1) in the slope-intercept form to find the y-intercept

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

[tex]1=\frac{-1}{3}\left(3\right)+b[/tex]

Switch sides

[tex]\frac{-1}{3}\left(3\right)+b=1[/tex]

[tex]-1+b=1[/tex]

[tex]b=2[/tex]

Thus, the equation line in slope-intercept form

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

[tex]y=-\frac{1}{3}x+2[/tex]

                                             8)

Given the line

[tex]y=\frac{1}{4}x+1[/tex]

We know that the slope-intercept form of the line equation is

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

where m is the line and b is the y-intercept

so the slope of line = 1/4

As we know that the slope of the perpendicular line is basically the negative reciprocal of the slope of the line, so

The slope of the perpendicular line will be: -4

Thus, subtituting m = -4 and (-1, 4) in the point-slope form

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

[tex]y-4=-4\left(x-\left(-1\right)\right)[/tex]

writing the point-slope form in the slope-intercept form

[tex]y-4=-4\left(x+1\right)[/tex]

add 4 to both sides

[tex]y-4+4=-4\left(x+1\right)+4[/tex]

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

bj...

Suppose that you own a compact car

that you bought new for 18,000 dollars.

The value of this particular make of car is

known to depreciate at a rate of 20%

per year.

Define a unit for each quantity in the

worksheet. Then enter a variable for

the time since you bought the car new

Answers

Answer:

Depreciation and Written Down Value for first 5 years of purchase is explained.

Step-by-step explanation:

The Car was purchased for $18000 this will be depreciated at a rate of 20% per year.

Declining Method

Year 1

$18,000 * 20% = $3,600 Depreciation

$18,000 - $3,600 = $14,400 Written Down Value WDV

Year 2

$14,400 * 20% = $2,880 Depreciation

$14,400 - $2,880 = $11,520 WDV

Year 3

$11,520 * 20% = $2,304 Depreciation

$11,520 - $2,304 = $9,216 WDV

Year 4

$9,216 * 20% = $1,843 Depreciation

$9,216 - $1,843 = $7,373 WDV

Year 5

$7,373 * 20% = $1,475 Depreciation

$7,373 - $1,475 = 5,898 WDV

need help with vertical angles ​

Answers

Answer:

ok what is thepromblem

Step-by-step explanation:

Answer:

whats up? whats tha questionn :)

Step-by-step explanation:

estimate √9.7+3.88×6.21

Answers

9514 1404 393

Answer:

  a little more than 27

Step-by-step explanation:

Estimates are generally made by approximating the numbers using 1 or 2 significant digits. The idea is to do as much mental arithmetic as possible, not involving a calculator. Here, the estimate can be based on rounding the values like this:

  √9.7 +3.88 × 6.21 ≈ √9 +4 × 6 = 3 +24 = 27 . . . estimated expression value

__

Another aspect of estimating is determining the approximate error involved.

We know that √9.7 will be more than √9 = 3, and less than √10 ≈ 3.16*. Its real value may be about 3.1.

3.88 is less than 4 by 0.12, or 3%. 6.21 is greater than 6 by .21, or 3.5%. So, the estimated product of 24 will be on the order of -3% +3.5% = 0.5% too low. Of course 1% of 24 is 0.24, so 1/2% will be about 0.12. Now, we are able to estimate that our estimate is about 0.2 units too low. (The actual value of the expression is an irrational number that rounds to about 27.2093.)

_____

* The value of 3.16 for √10 is not so hard to remember, because it is just slightly more than π ≈ 3.14.

__

Additional comment

Small percentages can usually be added and subtracted without introducing too much additional error. (The smaller the percentages, the less additional error is introduced.) Here, the error in our estimated product can be more accurately determined by computing ...

  (1 -3%)(1 +3.5%) = 1 +0.5% -0.105% = 1 +0.395% . . . . . . (not 1 +0.5%)

That is, our product's actual value is 24.0948, not 24.12.

In Ms. Monroe's 2nd Period class, 5 students made an A
and 6 students made a B on the last quiz in math class
out of a total of 32 students.
What percent of students made an A or B combined?
(ROUND TO THE NEAREST WHOLE PERCENT)
Y

Answers

Answer:

yes

Step-by-step explanation: yes

If she has 32 total students that’s the denominator, then you have to add the 5 A’s with the 6 B’s to get 11. You then get an 11/32. That cannot be reduced, so 11/32 if your final answer !

Juan buys a bag of 12 tangerines for $3.48.
Find the unit price in dollars per tangerine.
If necessary, round your answer to the nearest cent.

Answers

Answer:

0.29

Step-by-step explanation:

12 divide by $3.48 is 0.29

What is the parent function for f(x) = (x+7)^2?

Answers

Answer:

I think The parent function is the simplest form of the type of function given g(x)=x^2

Step-by-step explanation:

MATH PLEASE HELP TwT

Answers

Answer:

The first and the third answer!

Step-by-step explanation:

The slope is NOT -6, it is -3/2 !!

The y intercept is 0

and the last one isn't right bc the slope and intercept is wrong!!!

I hope this helps, tho!! Have an awesome day :D

data handling formula​

Answers

Answer:

what do you have to do or solve... it doesn't make sense what's got to happen

HELP IM BEING TIMED!!!!!

Answers

Answer:

10

Step-by-step explanation:

Rad10 times rad10 equals rad100 which is simplified to 10

Answer:

A: 10

Step-by-step explanation:

√10 × √10

= 10

Help me pls !!!!!!!!!’n

Answers

Answer:

x=-31/4

Step-by-step explanation:

Cross multiply and bring 3 to the opposite side.

3(3x+8) =5x-7

9x+24=5x-7

Bring all the x to one side and the numbers to the other

9x-5x=-7-24

4x=-31

x=-31/4


Question 15
If you have these three lengths 6cm,7cm,6cm can they make a Triangle?
O True
False

Answers

Answer:

the answer is yes

since there is there sides that's what shows in a triangle

Answer The Question Below:

Answers

Answer:68600m

Step-by-step explanation:98 meters to cm is 9800 then times it by 7 you get 68600

68700 I think is the answer

At Mukilteo Elementary school The two fastest runners in the 100 yard dash had race times of 12.19 seconds and 12.38 seconds how much faster was the first runner from the second runner

Answers

.19 seconds

This is because 12.38-12.19= .19

Find the x-intercept of the line: 10x-14y=2?​

Answers

Answer:

y=2

Step-by-step explanation:

Do you have the graph? pls kindly snap it

which statement is true?

Answers

B is the correct answer

PLSS HELPPPP
Reggie recorded how longRandomly selected her to walk 1 mile. He recorded the data in the dot plot below. If 126 students were selected, how many students would Reggie predict would take more than 18 minutes to walk 1 mile.

Answers

Answer:

48

Step-by-step explanation:

If there were 126 students total, and 21 dots. That means that there are 6 students per dot. And since there are 8 dots in the 18 minute mark, that means that there were 48 predicted students.

4 / 1.21 what’s the answer?

Answers

Answer:

3.30

Step-by-step explanation:

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