1.
Find the value of
x
in the equation
.
A.
-10
B.
14
C.
-30
D.
6
Hint
2.
What is the solution of 4.1 + 2
p
= 6.5?
A.
1.2
B.
8.9
C.
6.5
D.
2.4
Hint
3.
If
, what is the value of
c
?
A.
27
B.
1
C.
9
D.
3
Hint
4.
Solve 13 –
x
= 103.
A.
x
= -116
B.
x
= 116
C.
x
= -90
D.
x
= 90
Hint
5.
Solve 6
r
– 2
r
+ 15 = -25.
A.
r
= 10
B.
r
= -40
C.
r
= 40
D.
r
= -10
Hint