1.
Simplify 6
g
(-3
h
- 4).
A.
6
g
h
- 4
B.
-18
g
h
- 24
g
C.
-18
g
- 4
D.
-18
g
h
- 4
Hint
2.
Find –8
x
3
y
2
(3
xy
4
– 2
x
5
–
y
).
A.
–24
x
4
y
6
+ 16
x
8
y
2
+ 8
x
3
y
3
B.
–24
x
4
y
6
+ 16
x
15
y
2
+ 8
x
3
y
3
C.
–24
x
4
y
6
- 16
x
8
y
2
+ 8
x
3
y
3
D.
–5
x
4
y
6
- 10
x
8
y
2
- 9
x
3
y
3
Hint
3.
Write an expression for the area of the rectangle shown below.
A.
6
xy
2
+ 7
x
3
y
B.
9
x
2
y
4
+ 12
x
4
y
3
C.
12
xy
2
+ 4
x
3
y
D.
6
xy
2
+ 4
x
3
y
Hint
4.
Multiply 4
x
2
(–
x
2
– 3
x
+ 2).
A.
–4
x
4
– 7
x
3
+ 8
x
2
B.
–4
x
4
– 12
x
3
+ 8
x
2
C.
–4
x
2
– 12
x
+ 8
D.
–4
x
2
– 7
x
+ 8
Hint
5.
A worker has a cafeteria meal plan. The plan requires her to pay $20 for the card, and $1 each time
x
she uses it. If the company sells 100 cards, what is its total revenue?
A.
100
x
B.
2100
C.
2000 + 100
x
D.
2000
Hint