Expressions and Equations

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

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)  

• 3

• 5

• 8

• 10

• 1

• 2

• 3

• 4

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)  

Write and solve the equation for:

40% of x is 35

Select the answer that represents the equation and the other answer that represents the answer.

• 40x=35

• .40x=35

• x=87.5

• x=14

Select all the expressions that represent the area of the large, outer rectangle.

• 5(2+4)

• 5⋅2+4

• 5⋅2+5⋅4

• 5⋅2⋅4

• 5⋅6

Please solve this equation

23 = x + 7

• x = 16

• x = 30

• x = 161

• None of these match my answer

Please solve this equation

x - 12 = 13

• x = 25

• x = 1

• x = 156

• None of these match my answer

Please solve this equation

^p/₅ = 7

• p = 35

• p = 12

• p = 2

• None of these match my answer