Evaluating Equations

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

2x + 3 + x²; for x = 4

• 17
• 27
• 19
• 25

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

• 40
• 20
• 84
• 34

Evaluate 3x + 8   if x = 2

• 13
• 14
• 15
• 16

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

Evaluate when x = 2 and y = 5:
2 + (12 - 5x) ⋅ 2y

• 22
• 40
• 142
• -86