Single Step Equations Review

Which procedure could be used to solve the problem?

• Add 9 to both sides of the equation

• Multiply by -2 on both sides of the equation

• Multiply by 9 on both sides of the equation

• Divide by -2 on both sides of the equation

• Multiply by -2 on both sides of the equation

Myra solved the equation below and said the answer was 6. How can she check to see if her answer is correct?

• Multiply her answer by 30

• Divide her answer by 30

• There is no way to check her answer

Find the value of x that makes the equation true.
-3x=24

What value of x satisfies the equation?  Represent your answer as a fraction.

How do you solve this?

12 + x = 45

• Subtract 12 from both sides

• Add 12 to both sides

• Subtract 45 from both sides

• Add 45 to both sides

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.

• Add 7 to both sides.
  The solution is x = 19.

• Multiply both sides by 7 The solution is x = 84.

What is the first step to solve 8m = 0.48?

• divide each side by 0.48

• multiply each side by 8

• divide each side by 8

• multiply each side by 0.48

Solve: 36 = x- 42

• 6 = x

• 78 = x

• -6 = x

• -78 = x

What operation is being shown?

• +

• -

• x

• /

How do you solve the problem? 76 = x - 43

• Subtract 43 on both sides

• Add 43 on both sides

• Multiply 43 on both sides

• Divide 43 on both sides