Linear Expression Word Problems

You are saving money and you started with $20. You plan on saving $15 each week. How many weeks would it take you to save $125?

• 20w + 15 = 125

• 20 + 15w = 125

• 20 + 15 = 125

• 35w = 125

You are trying to save money and so far you already have $10 and plan on saving $15 each week. If you are trying to save exactly $55, how many weeks would it take?

What is the constant in the following word problem:

In order to join a dancing club, there is a $30 startup fee and a $4 monthly fee.

• 4

• 30

• 34

• 26

What expression would best represent the following word problem:

In order to join a dancing club, there is a $30 startup fee and a $4 monthly fee.

• 30 + 4

• 34m

• 30m + 4

• 4m + 30

A pizza delivery driver earns $8 an hour and works h hours per day. He also spends $20 a day on gas. How much will the driver earn in one day?

• 8h – 20

• 8h + 20

• 8 + 20

• 8 – 20

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

Mathematical Equivalence

ON

Three friends are training for a marathon. Over the period of a week, they ran a total of 104 miles. Amy ran 28 miles, Joe ran twice as many as Amy, and Margo ran the remainder. The expression below describes the number of miles Margo ran. What is the number of miles that Margo ran?

Mathematical Equivalence

ON

What is the constant in the following word problem:

In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee.

• 20

• 5

• 25

• 15

What expression would best represent the following word problem:
In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee.

• 25m

• 20m + 5

• 5m + 20

• 5m

What is the constant in the following word problem:

A small pool started with 75 gallons of water and has a leak that decreases the amount of water by 8 gallons every hour.

• 67

• 8

• 75

• 83