Substitution on Expressions

Work out the value of the expression when x = 3, y = – 2 and z = – 4.

• -3

• 4

• 3

• -4

Tags

CCSS.6.EE.A.2C

3x + 8   if x = 2

• 13

• 14

• 15

• 16

Tags

CCSS.6.EE.A.2C

Evaluate 2r + 1      if   r = 3

• 6

• 5

• 7

• 8

Tags

CCSS.6.EE.A.2C

Evaluate 4y  if       y = 3

• 7

• 12

Tags

CCSS.6.EE.A.2C

Evaluate expression if a=3

18 ÷ 2a

• 3

• 6

• 27

• 9

Tags

CCSS.6.EE.A.2C

6h + 30; Solve if h = 6

• 36

• 66

• 96

• 60

Tags

CCSS.6.EE.A.2C

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

• 74

• 38

• 86

• 8106

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

6a - 3d
when a = 1, d = 2

• 3

• 12

• 1

• 0

Tags

CCSS.6.EE.A.2C

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
a + b   

• 7

• 8

• 9

• 6

Tags

CCSS.6.EE.A.2C