1.
Solve the equation shown by the model.
A.
x
= -4
B.
x
= -6
C.
x
= -15
D.
x
= -3
Hint
2.
Solve –75 = –25
a
.
A.
–50
B.
C.
–100
D.
3
Hint
3.
7 times a number is 14. This can be represented by the equation
7
n
= 14. Solve to find the number.
A.
2
B.
3
C.
21
D.
7
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.
14,000 lbs
B.
8,250 lbs
C.
11,000 lbs
D.
12,500 lbs
Hint
5.
Solve –8
z
= 32.
A.
–24
B.
–4
C.
24
D.
4
Hint