evaluate expression

What is the value of x + y if x = 3 and y = 5?

• 8
• 5
• 3
• 2

Evaluate the expression.   Let g = 3    h = 9 
4h + 2g + 4

• 42
• 46
• 34
• 58

r(r – 9)
r = 11

• 12
• 22
• 44
• 99

2q + 3
q = 5 

• 11
• 15
• 17
• 13

Evaluate 8a - b     if a = 10   and   b = 6

• 74
• 38
• 1000
• 9000

Evaluate the following expression:
-3x² - 5x + 7 when x = -2

• 5
• 10
• 12
• 7

Evaluate the following expression:
25x(x - 4) when x = -1

• 100
• 115
• 125
• 130

Evaluate -2x + -3y if x = 10 and y = -6

• 18

• -38

• 12

• -2

If p = -6, what does -10(p + 4) equal?

• 2

• 20

• -2

• -20

Evaluate the expression 14 + x ÷ 2; x = 4

• 16

• 9

• 12

• 18