writing two step equations

Front

Define 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 in solving a two-step equation?

Back

The first step is to isolate the term with the variable by performing the inverse operation of the constant term.

Front

What is the second step in solving a two-step equation?

Back

The second step is to isolate the variable by performing the inverse operation of the coefficient.

Front

Write a two-step equation for the following situation: Bonnie spent half of her weekly allowance playing mini-golf. To earn more money, her parents let her wash the car for $4. If she ended with $12, what is her weekly allowance?

Back

n/2 + 4 = 12

Front

Write a two-step equation for the following situation: A cell phone company charges $3.00 to make a phone call plus $0.15 for each minute. What is the total cost for m minutes?

Back

c = 3.00 + 0.15m

Front

Write a two-step equation for the following situation: 331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?

Back

6n + 7 = 331

Front

Write a two-step equation for the following situation: Scott charges $35 for each car plus $7 per hour. If Kylie's car bill was $63, what is the equation?

Back

7x + 35 = 63

Front

Write a two-step equation for the following situation: April had $24 to spend on seven pencils. After buying them, she had $10 left. How much did each pencil cost?

Back

7n + 10 = 24

Front

What does 'n' represent in the equation n/2 + 4 = 12?

Back

n represents Bonnie's weekly allowance.

Front

In the equation c = 3.00 + 0.15m, what does 'c' stand for?

Back

'c' stands for the total cost of the phone call.