1.
Simplify 6
g
(-3
h
- 4).
A.
-18
g
h
- 4
B.
6
g
h
- 4
C.
-18
g
- 4
D.
-18
g
h
- 24
g
Hint
2.
Write an expression for the area of the rectangle shown below.
A.
6
xy
2
+ 7
x
3
y
B.
6
xy
2
+ 4
x
3
y
C.
9
x
2
y
4
+ 12
x
4
y
3
D.
12
xy
2
+ 4
x
3
y
Hint
3.
Simplify 5(2
k
2
– 3
k
) – 6
k
(–
k
2
+
k
– 7).
A.
6
k
3
+ 4
k
2
+ 27
k
B.
–6
k
3
+ 4
k
2
– 5
k
C.
–6
k
3
+ 4
k
2
+ 27
k
D.
6
k
3
+ 4
k
2
– 5
k
Hint
4.
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.
2000 + 100
x
B.
2100
C.
100
x
D.
2000
Hint
5.
Simplify
A.
B.
C.
D.
Hint