Expressions and Equations Pre-Test

Solve for x.

x + 7 = 22

Tags

CCSS.6.EE.B.7

Tags

CCSS.7.EE.B.4A

Tags

CCSS.7.EE.B.4A

Tags

CCSS.7.EE.B.4A

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

Rectangle R, made up of four smaller rectangles, is shown in the diagram. Match each description to the algebraic expression that represents the information. Length of long side Rectangle R ​ (a)   Total area of Rectangle A and Rectangle B ​ (b)   The area of Rectangle R ​ (c)  

Tags

CCSS.HSA.APR.A.1

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

c

d

e

f

4

-1

9

7

0

3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Represent the statement as an equation. The sum of five times a number and -6 is -2.

Mathematical Equivalence

ON

Tags

CCSS.HSA.CED.A.3

Which equation represents this model?

• 3x + 2 = 2x + 4

• 3x - 2 = 2x - 3

• 3 + 2x = 2 + 4x

• 3 - 2x = 2 - 4x

Tags

CCSS.HSA.CED.A.3

Solve for x. 

• 7

• -7

• -27

• 27

Tags

CCSS.6.EE.B.7