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3 years ago

8

Please help! Simple math! Will give brainliest! Write an equation where a number is added to a variable, and a solution is -8. T

hank you!

2 answers:

Kryger [21]3 years ago

5 0

Answer:

If your asking what I think you are then here is one.

a=2

-10+a=-8

Step-by-step explanation:

GalinKa [24]3 years ago

4 0

Answer:

x+4=-8

Step-by-step explanation:

The variable x in this case would be -12.

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Write an algebraic expression for the word phrase 9 less than half a number

Digiron [165]

1/2x -9, you take half of x so multiply 1/2 times x then you subtract the 9 after due to PEMDAS ( parentheses, exponents, multiplication & division, Add & Subtract) you follow the order of operation starting with Parentheses and ending with adding or subtracting

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3 years ago

An owner of an repair service Company eliminates that for every 30 hours a repair person is on the job he can bill for only 72%

vredina [299]

Answer: He is idle for 8.4 hours.

Step-by-step explanation:

Since we have given that

Number of hours he repairs =30 hours

Percentage of hours he worked = 72%

Remaining percentage of hours he remains idle is given by

$100-72\\\\=28\%$

So, Number of hours he is idle for a driving is given by

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3 years ago

In the U.S thirteen of twenty cans are recycled. What % of cans are recycled?

madam [21]

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4 years ago

Hurry I am timed Which part of the cell holds genetic information in the molecule DNA?

Xelga [282]

Answer:

Chromosomes

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3 0

3 years ago

Read 2 more answers

Simplify. please and thank you!!!<br> 6x²+5x-21

schepotkina [342]

Answer:

(3/2) and (-7/3)

Step-by-step explanation:

6x^2+5x-21 factor

6*21=126

14*9=126 and 14-9=5

( 2x-3)(3x+7)

0= 2x-3 0=3x+7

3=2x -7=3x

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3 years ago