1.
Solve 3
x
= 18.
A.
7
B.
15
C.
21
D.
6
Hint
2.
Solve
x
+ 3 = 22.
A.
19
B.
17
C.
25
D.
23
Hint
3.
Solve 3
x
= 36.
A.
14
B.
12
C.
13
D.
6
Hint
4.
Find the solution of 62 +
x
= 75 if the value of
x
can be selected from the set {12, 13, 14, 15}.
A.
15
B.
12
C.
14
D.
13
Hint
5.
Graph the solution of 18 =
on a number line.
A.
B.
C.
D.
Hint