1.
Solve 2
x
= 14.
A.
7
B.
12
C.
14
D.
28
Hint
2.
Solve 3
a
= –9.
A.
–27
B.
–3
C.
3
D.
9
Hint
3.
Solve 0.5
y
= – 20.
A.
–40
B.
40
C.
100
D.
– 4
Hint
4.
Decide which multiplication equation the model represents. Then solve the equation.
A.
4
x
= 12;
x
= 3
B.
4
x
= 12;
x
= 48
C.
8
x
= 4;
x
= 0.5
D.
8
x
= 4;
x
= 48
Hint
5.
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.
11 marbles
B.
10 marbles
C.
22 marbles
D.
21 marbles
Hint