1.
Solve
w
+ 3 = 11.
A.
7
B.
8
C.
9
D.
14
Hint
2.
Solve 5 =
t
– 6.
A.
1
B.
11
C.
–1
D.
10
Hint
3.
If you decrease a number by 4 the result is 3. Solve
n
– 4 = 3 to find the number?
A.
7
B.
6
C.
1
D.
–1
Hint
4.
The sum of the measures of the angles of a triangle is 180°. Find the missing measure.
A.
90
B.
100
C.
75
D.
80
Hint
5.
Solve 3.2 +
y
= 8.7.
A.
-3.2
B.
8.7
C.
5.5
D.
11.9
Hint