Solving One-Step Equations Like a Pro (Addition & Subtraction) | Math Defined With Mrs. C | 7.EE.B.4

What is the first step in solving the equation X - 3 1/6 = -2 1/2?

• Multiply both sides by 6

• Add 3 1/6 to both sides

• Subtract 3 1/6 from both sides

• Divide both sides by 2

When combining -2 1/2 and +3 1/6, what common denominator is used?

• 12

• 2

• 3

• 6

How do you isolate the variable Y in the equation with +5/9?

• Divide both sides by 5

• Multiply both sides by 9

• Subtract 5/9 from both sides

• Add 5/9 to both sides

What common denominator is chosen to solve for Y in the equation?

• 12

• 24

• 9

• 18

In solving for W, what operation is used to eliminate the constant -3.4?

• Divide both sides by 3.4

• Multiply both sides by 3.4

• Add 3.4 to both sides

• Subtract 3.4 from both sides