Expression and Equations

Mai poured 2.6 liters of water into a partially filled pitcher. The pitcher then contained 10.4 liters. Write an equation that represents this situation.

• x − 2.6 = 10.4

• x + 2.6 = 10.4

• 2.6 + 10.4 = x

• 2.6 = 10.4 + x

Tags

CCSS.HSA.CED.A.3

Which expression is equal to 6⁴?

• 10

• 24

• 4⁶

• 6⋅6⋅6⋅6

Tags

CCSS.6.EE.A.1

Select all the equations where x = 3 is a solution.

• x − 3 = 0

• 1 + x = 2

• 6 = 2x

• 9 − x = 3

• x² = 9

Tags

CCSS.6.EE.B.5

Which expression is equivalent to 20c − 8d?

• 2(10c + 4d)

• 4(5c − 8d)

• 4(5c − 2d)

• c(20 − 8d)

Tags

CCSS.6.EE.A.4

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

• 15

• 12

• 18

• 21

Tags

CCSS.6.EE.A.2C

Translate the following sentence into an equation: "Eight times a number, decreased by 13, is equal to 35."

The equation for the table below is y=2x+5, fill in the missing values.

c

d

e

f

3

7

9

-1

0

4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

​ (a)  

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Translate the phrase into an algebraic expression: "Seven less than twice a number."

Tags

CCSS.6.EE.A.2A