Raul used the steps shown below to solve the equation. In which step did Raul make a mistake?

5x-3 (2x+7) = 2x+9

Step 1: 5x-6x-21=2x+9

Step 2: - 11x-21=2x+9

Step 3: - 12x=30

Step 4: x=-30/12

A. Step 1

B. Step 2

C. Step 3

D. Step 4

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Your employer has asked you to start working overtime and has offered to pay $18 per hour for every hour you work beyond forty hours a week. The wage rate for each of the first forty hours will continue to be the usual $15 per hour.

Given: x + y = 10. If x = - 21, what is y? A. 11 B. - 31 C. 31

There are 16 students playing kickball. Two students leave to go play hopscotch. How do you write the fraction of children left on the kickball field in lowest terms.

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What is 20.6 divided by 9.7? (Include remainder)

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Solve for w p=1.2w/h^2

The coordinates of a square are (4,4), (4,8), (8,8) and (?,?)