Write an equation from a situation

Orange Box charges $3.00 to rent a movie. Write an equation to represent the cost of renting x movies.

• y= 3.00x

• x= 3.00y

• y=1.5x

• y=3.00x + 3

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

The Miller Football Team holds a car wash to raise money. The team spends $12.50 on supplies and charges $5.00 per carwash. Write an equation to represent the amount of profit.

• y = 12.50x + 5.00

• y= 5.00x + 12.50

• y=5.00x - 12.50

• y= 12.50x - 5.00

Tags

CCSS.7.EE.B.4

Jane has a giftcard for $25 for CoffeeBux. She buys a $3.00 drink everyday with her giftcard. Write an equation to represent the situation.

• y= - 3.00x + 25

• y= 25x + 3.00

• y= -3.00x - 25

• Y=3.00x +25

Tags

CCSS.7.EE.B.4

A balloon is released from the top of a 50-foot building. The balloon rises at a rate of 2 feet per second. What equation represents the height of the balloon after x seconds?

• y= 50x

• y=2x

• y= 2x +50

• y= 50x + 2

Tags

CCSS.7.EE.B.4

An art studio charges $45 per month for art lessons. There is a registration fee of $30 when you first sign up. Which equation best describes the total cost, y, given the number of months, x?

• y= 45x - 30

• y= 75x

• y= 30x + 45

• y= 45x + 30

Tags

CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.EE.B.4

Mrs. Rodriguez plants a 4-inch tomato plant in her garden. The tomato plant grows at a rate of 2 inches per week. what equation would show the relationship?

• y= 2x + 4

• y= 0.5x + 4

• y= 4x + 2

• y= 2x - 4

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

The temperature for December 1st in Denver, Colorado started at 45 degrees. During the day, the temperature increased by 3 degrees per hour. What equation can represent this situation?

• y= -1x - 45

• y= -3x + 45

• y= 3x + 45

• Y= 1x + 45

Tags

CCSS.7.EE.B.4

Music Rental Warehouse rents trumpets for $23 per month. A cleaning fee of $40 is charged when you return the instrument. What is the cost of renting a trumpet for x months?

• y= -23x -40

• y= 40x + 23

• y= 23x + 40

• y= 63x

Tags

CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.EE.B.3

CCSS.7.EE.B.4

A water tank is filled with 100 gallons of water. Susanne drains water out of the tank at a rate of 2.3 gallons per hour. What is the equation that will represent this situation?

• y=- 2.3x + 100

• y= 2.3x + 100

• y= -2.3x - 100

• y= 100x - 2.3

Tags

CCSS.7.EE.B.4

Mr. Macaroni goes to WallyWorld and buys turkey from the deli for $3.45 per pound. He also buys a loaf of bread for $0.96. What equation can be used to represent the total cost of Mr. Macaroni's trip to WallyWorld?

• y= 0.96x + 3.45

• y= 0.96x - 3.45

• y= 3.45x - 0.96

• y= 3.45x + 0.96

Tags

CCSS.7.EE.B.4