Slope intercept word problems

Mr. Z is starting his own car club, there is a $30 join up fee and a $5 monthly fee. 

• y = 30x + 5
• y = 5x + 30

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

At a pet store, it cost $5 to wash a cat and $7.50 to wash a dog.  Last week, the store made $60 from washing cats and dogs.  Write a linear equation that could be used to find how many cats and dogs were washed?

• 5x + 7.5y = 60
• 5y + 7.5x = 60

Tags

CCSS.8.EE.C.8C

You and your friends plan to attend the State fair this weekend.  Admission to the fair is $5 and the cost per rid is $0.50.  How many rides can you go on if you have $20.

• 20 rides
• 30 rides

Tags

CCSS.7.EE.B.4B

The cost for 7 dance lessons is $82.  The cost for 11 lessons is $122.  Write and solve an equation to find the cost for 4 lessons.

• 62
• 52

Tags

CCSS.7.EE.B.4A

At Eagle Bay, it costs $10 per hour to rent a canoe.  Nick and his friends rented a canoe for 3 hours and paid $45.  Write and solve a linear equation to find the cost to rent the canoe for 7 hours.

• 95
• 85

Tags

CCSS.6.EE.B.7

In order to join a flying club, there is a $200 annual fee and $20 a month fee to maintain the flying club runway.  Write an equation to model this situation.   After how many months will the cost be $400?

• 10 Months
• 5 Months
• Not enough information

Tags

CCSS.7.EE.B.4A