CHECK-IN: One Variable Equations

What is the first step to solve for b:

2b = -16

• add 2 to both sides

• subtract 2 to both sides

• multiply 2 to both sides

• divide 2 to both sides

• x = 20

• x = 7

• x = 10

• x = 3

What is the first step to solving this equation?

• add -8 to both sides

• subtract -8 to both sides

• Multiply -8 to both sides

• divide -8 to both sides

What what is the inverse operation of subtraction?

• addition

• subtraction

• multiplication

• division

In an equation or inequality, you want to get the variable...

• on one side

• to disappear

• by itself

Solve:
3x + 7 = -8

• 5

• -5

• -12

• -18

Solve the equation:

2(x + 3) = 8

• 2.5

• 1

• 7

• 5.5