2 step equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

What is the first step to solve the equation 2x + 3 = 11?

Back

Subtract 3 from both sides.

Front

Back

x = 4

Front

What is the second step to solve the equation 2x = 8?

Back

Divide both sides by 2.

Front

Back

x = 5

Front

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

Back

Isolating the variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Front

Back

x = 15

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

Back

s = 4

Front

What is the first step to solve the equation 11 - 3x = 44?

Back

Subtract 11 from both sides.