Evaluating Simple Expressions

4y

where y = 7

• 28

• 24

• 47

• 32

3x - 5

where x = 5

• 15

• 35

• 30

• 10

2r

where r = 15

• 215

• 30

• 20

• 15

45/t

where t = 5

• 8

• 9

• 10

• 11

The minions want to buy Mrs. Hart presents for Christmas. Each stocking stuffer costs $3.50 and each flavored candy cane they buy costs $0.50. Write and evaluate an algebraic expression for the total amount of money it would cost to buy 4 stocking stuffers and 5 flavored candy canes.

• 3.50 + 0.50 ;

  $4

• 3.50s + 0.5c ;

  $16.50

• 35s + 50c ;

  $390

• s + c ;

  $4

Find the value of the expression.

• -12

• 12

• 14

• -14

22m + 1

where m = 1

• 23

• 45

• 222

• Banana

12n - 2

where n = 3

• 22

• 33

• 34

• 46

7 + c

where c = 93

• 99

• 100

• 101

• 102

86 - h

where h = 26

• 50

• 60

• 70

• 102