1.
Which of the following sentences is true?
A.
when
x
= 5.
B.
when
x
= 4.
C.
when
x
= 6.
D.
3
x
+ 5 <
x
2
when
x
= 4.
Hint
2.
Find the solution of 4
x
+ 10 = 42
if the replacement set is {6, 7, 8, 9}.
A.
6
B.
9
C.
8
D.
7
Hint
3.
Find the solution of 2(
x
– 5) = 30
if the replacement set is {19, 20, 21, 22}.
A.
19
B.
22
C.
21
D.
20
Hint
4.
Solve
=
x
.
A.
x
= 10
B.
x
= 5
C.
x
= 25
D.
x
= 0
Hint
5.
Translate the sentence into an equation. Seven times
v
subtracted from 102 equals 53.
A.
7(102) –
v
= 53
B.
7(102 –
v
) = 53
C.
102 – 7
v
= 53
D.
7
v
– 102 = 53
Hint