1.
Solve the equation shown by the model.
A.
x
= -6
B.
x
= -3
C.
x
= -15
D.
x
= -4
Hint
2.
Solve 8.4 = -1.2
p
.
A.
7.2
B.
9.6
C.
-7
D.
-4
Hint
3.
7 times a number is 14. This can be represented by the equation
7
n
= 14. Solve to find the number.
A.
3
B.
7
C.
2
D.
21
Hint
4.
Solve 11
r
= 99.
A.
-9
B.
9
C.
8
D.
11
Hint
5.
One gallon is four times as much as one quart. A gallon of water weighs about eight pounds. Use the equation 4
q
= 8 to find out about how much a quart of water weighs.
A.
2 pounds
B.
8 pounds
C.
4 pounds
D.
1 pounds
Hint