1.
Solve 0.5
y
= – 20.
A.
–40
B.
100
C.
40
D.
– 4
Hint
2.
Decide which multiplication equation the model represents. Then solve the equation.
A.
8
x
= 4;
x
= 48
B.
8
x
= 4;
x
= 0.5
C.
4
x
= 12;
x
= 48
D.
4
x
= 12;
x
= 3
Hint
3.
Decide which multiplication equation the model represents. Then solve the equation.
A.
5
x
= –10;
x
= –2
B.
–5
x
= –10;
x
= 50
C.
–5
x
= –10;
x
= 2
D.
5
x
= –10;
x
= –50
Hint
4.
Amelia is three times as old as her sister Michelle. If Amelia is 12 years old, how old is Michelle?
A.
36 years old
B.
8 years old
C.
3 years old
D.
4 years old
Hint
5.
Solve –2
c
= –16.
A.
32
B.
8
C.
–8
D.
–32
Hint