1.
Find the solution of 72 +
z
= 84 if the value of
z
can be selected from the set {4, 8, 12, 16}.
A.
16
B.
8
C.
12
D.
4
Hint
2.
Solve
A.
24
B.
4
C.
16
D.
3
Hint
3.
Solve 5
x
= 55.
A.
11
B.
12
C.
5
D.
9
Hint
4.
Solve 3
x
= 36.
A.
12
B.
6
C.
14
D.
13
Hint
5.
Mrs. Robinson bought each of her two daughters a red, white, and blue striped sweater. Her total came to $33.30. Find an equation that shows how much each sweater cost. Use
s
to represent of the cost of 1 sweater.
A.
s
- 2 = 33.3
B.
= 33.3
C.
2
s
= 33.3
D.
2 +
s
= 33.3
Hint