Evaluate Algebraic Expressions

Evaluate 3x + 8   if x = 2

• 13

• 14

• 15

• 16

b² + 4
when b = 3

• 10

• 12

• 13

• 11

Evaluate when a = 15:
2(a - 5) + 2

• 22

• 27

• 14

• 7

6a - 3d
when a = 1, d = 2

• 3

• 12

• 1

• 0

Find the value of the expression.

• -12

• 12

• 14

• -14

2x + 3 + x²; for x = 4

• 17

• 27

• 19

• 25

8y + 12 - 2z
for y = 4 and z = 2

• 40

• 20

• 84

• 34

Evaluate when x = 8:
2x + x - 10

• 34

• 22

• 14

• 24

Evaluate the expression when x = 3. 
2x² - 5

• 31

• 12

• 7

• 13

Evaluate the expression when x = 8:  
7(6 + 3 − x)

• 72

• 56

• 21

• 7