One Step Equations

What is the first step needed to solve the shape equation?

• Subtract equation 1 and equation 3

• Divide equation 2 by 3

• Subtract equation 2 and equation 3

Which expression represents “twice a number x decreased by 13 is 5”?

• x² - 13 = 5

• 2x - 13 = 5

To solve the equation a + 12 = 20 you would first need to?

• add 12 to both sides

• subtract 20 from both sides

• subtract 12 from both sides

To solve the equation 24 = b - 8 you would first need to?

• add 8 to both sides

• subtract 8 to both sides

• subtract 24 from both sides

To solve the equation 3z = 30, you would need to

• multiply both sides by 3

• divide both sides by 3

• subtract 3 from both sides

To solve the equation 12 =  $\frac{t}{5}$   you would first need to? 

• multiply both sides by 5

• divide both sides by 5

• multiply both sides by 12

Simplify by combining the like terms of the expression: 6a + 8b + 4a –3b

• 10a + 11b

• 10a + 5b

• 15ab

Simplify by combining the like terms of the expression: 12y – 2y – y

• 15y

• 10y

• 9y

Simplify by combining the like terms of the expression: 4 + 3g + 50 – g

• 54 + 2g

• 54 + 4g

• 56g

Simplify by combining the like terms of the expression: 5x + 15 – 4x + 2 + x

• 11x + 17

• 2x + 17

• 19x