1.
Find –8
x
3
y
2
(3
xy
4
– 2
x
5
–
y
).
A.
–24
x
4
y
6
+ 16
x
15
y
2
+ 8
x
3
y
3
B.
–24
x
4
y
6
- 16
x
8
y
2
+ 8
x
3
y
3
C.
–5
x
4
y
6
- 10
x
8
y
2
- 9
x
3
y
3
D.
–24
x
4
y
6
+ 16
x
8
y
2
+ 8
x
3
y
3
Hint
2.
Solve 5(4
x
– 3) = 6(2
x
+ 5) – 5.
A.
B.
C.
x
= 5
D.
Hint
3.
Solve 4
a
(
a
– 4) – 7
a
=
a
(4
a
– 3) + 20.
A.
a
= -2
B.
C.
a
= -1
D.
a
= -6
Hint
4.
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
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.
2100
B.
2000
C.
2000 + 100
x
D.
100
x
Hint