1.
Solve 3
a
= –9.
A.
–3
B.
3
C.
9
D.
–27
Hint
2.
Decide which multiplication equation the model represents. Then solve the equation.
A.
4
x
= 12;
x
= 48
B.
8
x
= 4;
x
= 0.5
C.
4
x
= 12;
x
= 3
D.
8
x
= 4;
x
= 48
Hint
3.
Decide which multiplication equation the model represents. Then solve the equation.
A.
–5
x
= –10;
x
= 50
B.
5
x
= –10;
x
= –50
C.
5
x
= –10;
x
= –2
D.
–5
x
= –10;
x
= 2
Hint
4.
You have four bags filled with an equal number of marbles, and you have a total of 44 marbles. How many marbles are in each bag?
A.
10 marbles
B.
22 marbles
C.
21 marbles
D.
11 marbles
Hint
5.
Amelia is three times as old as her sister Michelle. If Amelia is 12 years old, how old is Michelle?
A.
4 years old
B.
36 years old
C.
3 years old
D.
8 years old
Hint