Evaluate Integer Expressions

Evaluate:   a - b 
if a = 3 and b = 2

• 1
• -1
• 5
• 2

Evaluate:   x + y 
if x = -4 and b = 6

• 2
• -2
• 10
• -10

Evaluate:   x - y 
if x = 7 and y = 12

• -5
• 5
• 19
• -19

Evaluate:   a - b 
if a = 10 and b = -4

• 14
• -14
• 6
• -6

Evaluate:   a + b 
if a = 5 and b = 3

• 8
• 2
• 53
• -2

Evaluate:   -a + b 
if a = 2 and b = 1

• -1
• 1
• -3
• 7

Evaluate:   g - f 
if g = -7 and f = -10

• 3
• -3
• 17
• -17

Evaluate:   a + b 
if a = -15 and b = -30

• -45
• 45
• 15
• -15

Evaluate:   -a - b 
if a = 1 and b = 1

• -2
• 2
• 1
• 0

Evaluate:   a ÷ b
if a = 1 and b = 1

• -1
• 2
• 1
• 0