Two-Step Equations Practice

Front

What is a two-step equation?

Back

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

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in reverse order: first undo addition or subtraction, then undo multiplication or division.

Front

Solve for b: 11b + 7 = 40

Back

b = 3

Front

What is the equation for the total cost of a phone call that includes a base fee and a per-minute charge?

Back

c = 3.00 + 0.15m

Front

Translate the phrase '9 increased by m is 15' into an equation.

Back

9 + m = 15

Front

What is the goal when solving an equation?

Back

The goal is to find the unknown value.

Front

Translate 'r divided by 8 is 9' into an equation.

Back

r/8 = 9

Front

What is the first step to solve the equation 9 + m = 15?

Back

Subtract 9 from both sides to isolate m.

Front

If c = 3.00 + 0.15m, what does c represent?

Back

c represents the total cost of the phone call.

Front

What operation would you perform first to solve the equation 11b + 7 = 40?

Back

Subtract 7 from both sides.