ONE STEP EQUATION

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.

y - 33 = 147

• y = 114

• y = 177

• y = 180

• Answer not Given

Solve the equation:
4p = 16

• p = 12

• p = -12

• p = -4

• p = 4

Solve the equation:
4p = 16

• p = 12

• p = -12

• p = -4

• p = 4

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

17 = x + 3

• x = 20

• x = 14

• x = 13

• x = 19

10x = 90

• x = 80

• x = 100

• x = 10

• x = 9

Solve the equation
3x = 27. 

• x = 24

• x = 81

• x = 9

• x = 3

What is the inverse operation of division?

• Division

• Multiplication

• Addition

• Subtraction

What is the correct step to solve for the variable?
15 = m - 5

• add 15 to both sides

• add 5 to both sides

• subtract 15 from both sides

• subtract 5 from both sides