1.
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
2.
Write a verbal expression for 2
x
+
y
2
.
A.
The sum of 2 times
x
and
y
.
B.
The sum of
x
and
y
squared.
C.
The sum of 2 times
x
and
y
squared.
D.
The difference of 2 times
x
and
y
squared.
Hint
3.
Write an algebraic expression for the verbal expression. the sum of 4 and one half of the number
x
A.
4 -
x
B.
4 -
÷
x
C.
4 +
x
D.
4 +
÷
x
Hint
4.
Evaluate 4
a
+ 2
b
–
c
, if
a
= 3,
b
= 2 and
c
= 5.
A.
35
B.
6
C.
11
D.
17
Hint
5.
Evaluate 2
a
–
b
÷ 2 +
c
if
a
= 3,
b
= 6 and
c
= 5.
A.
–9
B.
10
C.
8
D.
5
Hint