1.
Simplify 6
a
+ 15
a
.
A.
21
a
2
B.
21
a
C.
6
a
+ 15
a
D.
42
a
Hint
2.
Use the Distributive Property to simplify 7(6
x
2
+ 5
x
+ 4).
A.
42
x
2
+ 5
x
+ 4
B.
42
x
2
+35
x
+ 21
C.
42
x
2
+ 35
x
+ 4
D.
42
x
2
+ 35
x
+ 28
Hint
3.
Solve
A.
All Real Numbers
B.
No Solution
C.
x
= 6
D.
x
= -6
Hint
4.
Solve
A.
All Real Numbers
B.
No Solution
C.
y
= -21
D.
y
= 21
Hint
5.
Solve 15(
s
– 3) = 12
s
– 43.
A.
B.
C.
D.
Hint