Calculate Expression If Values Are Given

Evaluate this expression
5² - 4(-3)(2)

• 49
• 1
• -49
• -1

Evaluate x/y + xy if x = 21 and y = 3?

• 63
• 65
• 67
• 70

If b = 4 and c = 5, what is the value of bc + b - c?

• 20
• 16
• 18
• 19

6÷a−(u−a) when a = 5,u = 6

• 1/5

• 5

• 3/5

• 15

4+u² ÷v when u = 7, v = 1

• 51

• 53

• 49

• 5

Simplify the following:
-2 ⋅ (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50

3x + 8; x = 2

• 13
• 14
• 15
• 16

Evaluate the expression: x + 12 when x = 2.2

• 34
• 10.2
• 14.2
• 9.8

Evaluate the expression: 8 - x when x = 3.8

• 5.8
• 5.2
• 4.8
• 4.2

Evaluate the expression: ¾ x when x = 12

• 6
• 8
• 9
• 10