Unit 4: Whole Number One-Step Equations

Front

What is a one-step equation?

Back

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

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, perform the inverse operation on both sides of the equation.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

Solve the equation: 9x = 153

Back

x = 17 (Divide both sides by 9).

Front

Solve the equation: 6b = 30

Back

b = 5 (Divide both sides by 6).

Front

Solve the equation: y + 51 = 99

Back

y = 48 (Subtract 51 from both sides).

Front

What equation represents: Robyn had some video games then bought 4 more. Now she has a total of 10 games?

Back

v + 4 = 10.

Front

Solve the equation: x ÷ 2 = 12

Back

x = 24 (Multiply both sides by 2).

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.