7.EE.4a Solving Equations

A plumber charges a base fee of $60, and then each hour of work costs $15. Yesterday Joe hired the plumber to fix his sink, at a total cost of $240. How many hours did the plumber work?

• 3.75 hours

• 4 hours

• 12 hours

• 16 hours

Tags

CCSS.7.EE.B.4A

Alina is 6 years older than Greg. Martin’s age is 2.5 times Alina’s age. Martin is 40. How old is Greg?

• 10

• 16

• 14

• 15

Tags

CCSS.7.EE.B.4A

Raul is trying to solve the equation: 30 + 15y = 480. What value of makes Raul’s equation true?

• 34

• 32

• 31

• 30

Tags

CCSS.6.EE.B.5

Daniela rented a snowboard for $35, then took lessons that cost $7 per hour. If her total cost to rent a snowboard and take lessons was $73.50, how many hours of lessons did she take?

• 5.5 hours

• 1.9 hours

• 10.5 hours

• 2.1 hours

Tags

CCSS.7.EE.B.4A

Sal purchased b bowls for $7.50 each and paid $15 for shipping. The total cost of Sal’s purchase was $75. How many bowls did he buy?

• 8

• 5

• 10

• 12

Tags

CCSS.7.EE.B.4A

Marion and Stefan played a game called "Go." Marion won five times the difference between the number of games Stefan won and the number four. If Marion won fifteen games, then how many games did Stefan win?

• 3

• 4

• 7

• 20

Tags

CCSS.7.EE.B.4A

• 375

• 400

• 426

• 625

Tags

CCSS.7.EE.B.4A

What is the value of x in the equation?

• 21

• 18

• 15

• 12.5

Tags

CCSS.7.EE.B.4A

What is the solution to the equation shown?

• -28/3

• 28/3

• -8

• 8

Tags

CCSS.7.EE.B.4A

Which value of n makes the equation correct?

• n = -7 and 1/5

• n = -4/5

• n = 4/5

• n = 7 and 1/5

Tags

CCSS.6.EE.B.5