One-Step Equations #2

Front

How do you isolate the variable in the equation -12 = x - 9?

Back

Add 9 on both sides to isolate x.

Front

What is the inverse of addition?

Back

Subtraction.

Front

What is the inverse of multiplication?

Back

Division.

Front

How do we isolate the variable in an equation?

Back

Perform the inverse operation of whatever is happening to the variable on both sides.

Front

Solve: c - 8 = -12

Back

c = -4.

Front

What is a variable in an equation?

Back

A symbol (like x or c) that represents an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides.

Front

If you have the equation 3x = 12, how do you solve for x?

Back

Divide both sides by 3.

Front

What is the purpose of using inverse operations in solving equations?

Back

To cancel out operations and isolate the variable.