1.
Solve the equation shown by the model.
A.
x
= -3
B.
x
= -15
C.
x
= -4
D.
x
= -6
Hint
2.
Solve –75 = –25
a
.
A.
–50
B.
3
C.
–100
D.
Hint
3.
Solve 8.4 = -1.2
p
.
A.
7.2
B.
9.6
C.
-7
D.
-4
Hint
4.
African elephants can weigh up to 16,500 pounds. They weigh about 1.5 times more than Indian elephants. Use the equation 1.5
w
= 16,500 to find the weight of the Indian elephant.
A.
8,250 lbs
B.
12,500 lbs
C.
11,000 lbs
D.
14,000 lbs
Hint
5.
Solve 11
r
= 99.
A.
9
B.
8
C.
11
D.
-9
Hint