Evaluating Expressions (22-23)

True or False. Expressions do not contain equal signs?

• True

• False

True or False. Evaluate means to plug in and solve?

• True

• False

Evaluate -2x  if     x = 10

• -8
• 20
• -20

Tags

CCSS.6.EE.A.2C

Evaluate when a = 15:
2(a - 5) + 2

• 22
• 27
• 14
• 7

Tags

CCSS.6.EE.A.2C

b² + 4
when b = 3

• 10
• 12
• 13
• 11

Tags

CCSS.6.EE.A.2C

Evaluate 2a + 4b 
if a = 10     and    b = 6

• 20
• 24
• 44
• 4

Tags

CCSS.6.EE.A.2C

What is the value of the expression
x² + y² + x - y 
when x = -1 and y = 3

• 6
• 8
• 12
• 16

Tags

CCSS.6.EE.A.2C

Evaluate bc + 5a when

a = 3, b = 4, and c = -6

• 9
• 38
• -38
• -9

Evaluate 9a - ab + 5b if a = 2 and b = 7

• 37
• 67
• 39
• 32

Evaluate r³ + 2s²      if r = -3  and s = 4

• 59
• 5
• 37
• 91