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.

• Number of days

• 0.5

• Rate that water was receding

• L

• Original Water Level

• d

• Ending Water Level

• 34

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.

• pounds per week

• 25

• initial amount of aluminum cans

• 100

• total amount of aluminum cans

• P

• number of weeks

• w

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.

• initial amount of water in the tank

• 55

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

• 8

• number of minutes

• y

• total gallons of water in the tank

• x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

• cost per video

• 20

• total cost

• 2.50

• membership fee

• x

• number of videos

• y

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.

• number of shorts

• 108

• number of t-shirts

• 4.50

• cost of 1 t-shirt

• x

• total cost

• y

• cost of 1 pair of shorts

• 6

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

• 0.79

• number of songs from Company A

• 0.99

• cost per song from Company A

• 30

• number of songs from Company B

• x

• cost per song from Company B

• y

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.

• cost per ounce of salad

• x

• number of drinks

• 0.20

• number of ounces of salad

• y

• total amount spent on lunch

• 6

• cost per dring

• 1.25

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

• total memory

• 512

• number of low resolution pictures

• y

• megabytes per high resolution picture

• 8

• megabytes per low resolution picture

• x

Tags

CCSS.8.EE.C.7B