1.
Evaluate 2
a
+
b
- 12 if
a
= 14 and
b
= 12.
A.
9
B.
19
C.
28
D.
40
Hint
2.
Translate the phrase ''three less than a number'' into an algebraic expression.
A.
3 -
x
B.
x
- 3
C.
x
+ 3
D.
3
x
Hint
3.
Write the phrase ''18 more than 4 times a number'' as an algebraic expression.
A.
4
x
+ 18
B.
4
x
- 18
C.
4 +
x
+ 18
D.
4 + 18
x
Hint
4.
Evaluate
q
–
z
+ 20, if
q
= 10 and
z
= 6.
A.
36
B.
24
C.
80
D.
16
Hint
5.
Evaluate the following expression if
b
= 3 and
c
= 11: 10
b
+ 3
c
.
A.
27
B.
66
C.
43
D.
63
Hint