Inverse Operations and Solving Equations

Front

In the equation X - 8 = 5, how do you isolate the variable X?

Back

Add 8 to both sides. The solution is X = 13.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

Solve for b: 4 + b = 30

Back

b = 26.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

Solve for x: 17 = x + 3

Back

x = 14.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

If you have the equation x - 5 = 10, what is the first step to solve for x?

Back

Add 5 to both sides.

Front

What is the result of the equation 10 + x = 25?

Back

x = 15.

Front

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

Back

Divide both sides by 3. x = 4.

Front

What is the inverse operation of multiplication?

Back

Division.