Linear Relationships Quizizz

Write an equation for this situation.

• y = 9.75x
• y = 19x
• y = 19.25x
• y = 9.5x

A store sells new video games for $55 each. Used video games sell for $12 each. Jacob is buying 3 new video games and x used video games. Which equation can be used to find y, the total price Jacob must pay in dollars? (7.4A)

• y = 12x + 55

• y = 12x + 165

• y = 55x + 12

• y = 165x + 12

Anthony runs a bicycle courier company that charges $3 for delivery plus $0.50 per mile. Which equation matches this relationship?

•  m = 3c + .5
• c = 3m + .5
• c = .5m + 3
• m = .5c + 3

• membership fee of $25 plus $100 each month.
• membership fee of $100 plus $25 per month
• membership fee of $100 plus $75 each month
• $25 every month

• $7 per hour plus a tip of $7
• 7 hours per dollar
• $14 per hour
• $14 per hour plus $7 in tips

Ellie deposited $650 into her savings account. She then saved $150 per month. Which of the following equations shows a, the amount in Ellie’s saving account after t months? 

• a = 650 + 150t
• a = 150 + 650t 
• a = 650 − 150t

The cost of downloading one song from a website is $0.99. Which equation can be used to find t, the cost in dollars of downloading n songs?

• t = 0.99 + n

• n = 0.99 + t

• t = 0.99n

• n = 0.99t

A firefighter uses equipment that weighs 60 pounds. The firefighter weighs x pounds. Which equation can be used to find t, the total weight of both the firefighter and his equipment in pounds?

• t = 60x

• t = x + 60

• t = 60 − x

• t = x − 60

Macy receives $8.25 for every hours she babysits. Which of the following equations can be used the represent the given situation if h, represents the hours she babysits, and t, represents the total amount she earns?

• t = 8.2h

• t = 8.25h

• h = 8.2t

• h = 8.25t

Zane owes his dad money for his cell phone that he lost. So far, Zane has paid his dad $23, and he will pay his dad an additional $45 each month until he had repaid him for the phone. Which equation shows the relationship between m, the number of months that Zane has been making payments and t, the total amount he has paid his dad?

• t = 45m + 23

• m = 45t + 23

• t = 23m + 45

• t = 68m