DOL: Solving One-Variable, One-Step Equations

Solve the equation

X + 8 = 15

Mathematical Equivalence

ON

Solve the equation

8 = m - 12

• 4

• 0.5

• 5.0

• 20

Solve the equation

c / 4 = 4

• 1/4

• 8

• 1

• 16

Mathematical Equivalence

ON

Solve:

y + 9 = -10

• 1

• -1

• 19

• -19

 $Solve:\frac{1}{5}b\ =\ 5$  

• -25

• 1

• 25

• -1

Solve the equation x - 5.5 = 10.5 (a)  

• x = 16
• x = -15
• x = 5
• x = -5

What is the solution to the equation

x - (-1) = 11?

• x = 10

• x = 12

• x = -10

• x = 11

10 = -7 + b (a)  

• b = -17
• b = 3
• b = 17
• b = -3

For which equation is m = 9 a solution?

• m - 4 = 13

• 7m = 36

• 18/m = 2

• m + 12 = 20