1.
Which number is a solution to
x
+ 7 = 16?
A.
9
B.
23
C.
10
D.
8
Hint
2.
Solve 5 +
y
= 11.
A.
7
B.
2
C.
16
D.
6
Hint
3.
Solve
x
+ 3 = 22.
A.
25
B.
19
C.
23
D.
17
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.
13
B.
14
C.
15
D.
12
Hint
5.
Graph the solution of 11 +
y
= 28 on a number line.
A.
B.
C.
D.
Hint