Basic Algebra

12 - y = 7

y = ...

Tags

CCSS.7.EE.B.4A

y - 10 = 2

y = ...

Tags

CCSS.7.EE.B.4A

Suppose that the water level of a river is 34 feet and that it is receding at a rate of 0.5 foot per day. Match the parts of the equation with what they represent.

• Ending Water Level

• d

• Rate that water was receding

• L

• Original Water Level

• 34

• Number of days

• 0.5

Tags

CCSS.8.EE.C.7B

Rufus collected 100 pounds of aluminum cans to recycle. He plans to collect an additional 25 pounds each week. Match the parts of the equation with what they represent.

• number of weeks

• w

• initial amount of aluminum cans

• P

• total amount of aluminum cans

• 25

• pounds per week

• 100

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A water tank already contains 55 gallons of water when Baxter begins to fill it. Water flows into the tank at a rate of 8 gallons per minute. Match the parts of the equation with what they represent.

• rate that water flows into tank (gallons per minute)

• 55

• total gallons of water in the tank

• y

• number of minutes

• 8

• initial amount of water in the tank

• x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

• total cost

• x

• membership fee

• y

• cost per video

• 2.50

• number of videos

• 20

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

T-shirts at a flea market cost $4.50 each and shorts cost $6 each. You have $108. Match the parts of the equation with what they represent.

• cost of 1 t-shirt

• 6

• total cost

• 108

• number of shorts

• y

• cost of 1 pair of shorts

• 4.50

• number of t-shirts

• x

Tags

CCSS.HSA.CED.A.3

You have $30 to spend on downloading songs for your iPod. Company A charges $0.79 per song, and Company B charges $0.99 per song. Match the parts of the equation with what they represent.

• total amount spent on songs

• 30

• cost per song from Company A

• y

• number of songs from Company B

• 0.79

• number of songs from Company A

• x

• cost per song from Company B

• 0.99

Tags

CCSS.8.EE.C.8C

You have $6 to spend on lunch today. The drinks cost $1.25 each and the salad costs $0.20 per ounce. Match the parts of the equation with what they represent.

• total amount spent on lunch

• x

• number of ounces of salad

• 1.25

• cost per dring

• 6

• cost per ounce of salad

• y

• number of drinks

• 0.20

Your digital camera has a 512 megabyte memory card. You take pictures at two resolutions, a low resolution requiring 4 megabytes of memory per photo and a high resolution requiring 8 megabytes of memory per photo. Match the parts of the equation with what they represent.

• number of high resolution pictures

• 4

• number of low resolution pictures

• 8

• megabytes per high resolution picture

• 512

• megabytes per low resolution picture

• y

• total memory

• x

Tags

CCSS.8.EE.C.7B