1.
Which of the values is a solution to the equation 2
x
+ 7 = 37?
A.
5
B.
15
C.
-10
D.
3
Hint
2.
Use mental math to solve
A.
B.
C.
D.
Hint
3.
Use mental math to solve
A.
16
B.
1
C.
17
D.
-17
Hint
4.
If
A
= {5, 6, 7, 8} and
B
= {8, 9}. what set notation means that 7 belongs to set
A
but not set B?
A.
7
A
, 7
B
B.
7
A
, 7
B
C.
7 = A, 7
B
D.
7
A
, 7
B
Hint
5.
What value is a solution to the equation
A.
-8
B.
8
C.
-12
D.
12
Hint