One and Two Step Equations

Front

What is a one-step equation?

Back

An equation that can be solved in one step, typically by performing a single operation (addition, subtraction, multiplication, or division) to isolate the variable.

Front

What is a two-step equation?

Back

An equation that requires two steps to solve, usually involving two operations to isolate the variable.

Front

Back

Add 11 to both sides to isolate r.

Front

Back

x = 16.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

Back

Multiply both sides by 4.

Front

Back

Add 7 to both sides.

Front

Back

x = -13.

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

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

Back

To reverse the effect of an operation and isolate the variable.