1.
Solve
w
+ 3 = 11.
A.
7
B.
8
C.
9
D.
14
Hint
2.
If you decrease a number by 4 the result is 3. Solve
n
– 4 = 3 to find the number?
A.
6
B.
1
C.
–1
D.
7
Hint
3.
Solve
x
+ 3.57 = 6.87.
A.
3.30
B.
2.43
C.
10.44
D.
3.20
Hint
4.
The sum of the measures of the angles of a triangle is 180°. Find the missing measure.
A.
100
B.
90
C.
75
D.
80
Hint
5.
Solve 3.2 +
y
= 8.7.
A.
11.9
B.
-3.2
C.
8.7
D.
5.5
Hint