Evaluating Expressions

What is the value of the expression

x² + y² - x - y

when x = -1 and y = 3

• 6

• 8

• -12

• -16

evaluate bc + 5a  
when  a = 3, b = 4, and c = -6

• 9
• 38
• -38
• -9

Tags

CCSS.6.EE.A.2C

a²-b²Evaluate if a=4 and b =-2

• 4

• -20

• -4

• 12

9a - ab + 5b    
if a = 2 and b = 7

• 37
• 67
• 39
• 32

Tags

CCSS.6.EE.A.2C

2x + 5(y - 1) when x=8 and y=-5

• -14

• 31

• 36

• -4

-3(2x + z) when x=8 and z=2

• -90

• 30

• -54

• 60

Evaluate if a = 2 and b = 8
6 + 7b - 3a

• -100
• 100
• -56
• 56

Tags

CCSS.6.EE.A.2C

What is the value of x?

3x + 4 when x = -2

• -10

• 2

• -2

• 4

Evaluate the expression when
x =5    and   z = 4
z²  - 2x

• 6
• 2
• 17
• 26

Tags

CCSS.6.EE.A.2C

r³ + 2s²

if r = -3 and s = 4

• -59

• 5

• -37

• 91