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.
12
C.
8
D.
4
Hint
2.
Which number is a solution to
x
+ 7 = 16?
A.
10
B.
9
C.
8
D.
23
Hint
3.
Solve 3
x
= 18.
A.
6
B.
7
C.
21
D.
15
Hint
4.
The perimeter of a square is 4 times the length of a side. Use the equation
P
= 4
s
to find the perimeter of a square whose side has a length of 6 inches.
A.
36 in.
B.
24 in.
C.
10 in.
D.
12 in.
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.
= 33.3
B.
2
s
= 33.3
C.
s
- 2 = 33.3
D.
2 +
s
= 33.3
Hint