One-Step Equations

Front

What is a one-step equation?

Back

A one-step equation is an algebraic equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

Front

What is the first step to solve the equation: 3x = 12?

Back

Divide both sides by 3 to get x = 4.

Front

What is the first step to solve the equation: x - 5 = 10?

Back

Add 5 to both sides to get x = 15.

Front

What is the first step to solve the equation: -2x = 8?

Back

Divide both sides by -2 to get x = -4.

Front

What is the first step to solve the equation: x/4 = 3?

Back

Multiply both sides by 4 to get x = 12.

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 other side.

Front

What is the inverse operation of addition?

Back

Subtraction is the inverse operation of addition.

Front

What is the inverse operation of multiplication?

Back

Division is the inverse operation of multiplication.

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

What is the solution to the equation: 5 + x = 12?

Back

x = 7.