1.
Evaluate
if
A.
B.
-1
C.
D.
Hint
2.
Write an algebraic expression for one-half of a number
x
subtracted from fifty.
A.
2
x
- 50
B.
C.
D.
50 - 2
x
Hint
3.
Evaluate 4
a
+ 2
b
–
c
, if
a
= 3,
b
= 2 and
c
= 5.
A.
17
B.
11
C.
6
D.
35
Hint
4.
What expression describes the total bill,
b
, divided equally by 4 people?
A.
b
+ 4
B.
4
b
C.
b
– 4
D.
Hint
5.
Evaluate 4
y
+ 7(
x
–
z
) if
y
= 6,
x
= 5 and
z
= 3.
A.
56
B.
33
C.
38
D.
59
Hint