Algebraic Expressions Evaluating Giving Variables

Evaluate 3x + 8   if x = 2

• 13

• 14

• 15

• 16

Evaluate the expression:

3h + 2 for h=10

• 20

• 32

• 24

• 38

Evaluate the expression:

4w - 3y if w = 7 and y = 6

• 24

• 21

• 10

• 46

Evaluate the expression:

3b + 4c if b = 9 and c = 3

• 27

• 12

• 15

• 39

Evaluate the expression
when x=8 and y=12.
4x − 2y 

• 4(8) − 2(12)

• 0

• 8

• 4

The length of a rectangle is represented by (5x - 3) and the width is (x + 3). If x = 2, then which of the following values is the actual perimeter of this rectangle?

• 18

• 14

• 24

• 20

A rectangle has a dimension that is represented by (2c + 1) and another dimension that is (3 + c). If c = 3, then that is the actual area of this rectangle?

• 13 square units

• 42 square units

• 36 square units

• 12 square units

If n = 4, what is the value of this expression? (5 + n)² ÷ 3

• 6

• 7

• 21

• 27

• 15

• 25

• 75

• 5

Evaluate the expression 16 + 36 ÷ b. For b = 4

• 56

• 25

• 24

• 13