1.
Solve the equation shown by the model.
A.
x
= -4
B.
x
= -3
C.
x
= -15
D.
x
= -6
Hint
2.
Solve 5
x
= 40.
A.
35
B.
9
C.
6
D.
8
Hint
3.
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.
11,000 lbs
B.
12,500 lbs
C.
8,250 lbs
D.
14,000 lbs
Hint
4.
Solve –8
z
= 32.
A.
4
B.
-24
C.
24
D.
-4
Hint
5.
Solve 11
r
= 99.
A.
11
B.
9
C.
8
D.
-9
Hint