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 step, typically by performing an inverse operation to isolate the variable.

Front

Solve for r: r + 20 = 27

Back

r = 7

Front

What is the inverse operation of addition?

Back

Subtraction

Front

What is the inverse operation of subtraction?

Back

Addition

Front

What is the inverse operation of multiplication?

Back

Division

Front

What is the inverse operation of division?

Back

Multiplication

Front

If Marcus has sold 9 tickets and needs to sell 25, how can we express this situation as an equation?

Back

t + 9 = 25

Front

How do you isolate the variable in the equation x + 7 = 12?

Back

Subtract 7 from both sides. The solution is x = 5.

Front

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

Back

Divide both sides by 3. The solution is x = 4.

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to manipulate an equation so that the variable is on one side of the equation by itself.