1.
Solve
.
A.
5
B.
5, 1
C.
5, 2
D.
2
Hint
2.
Solve
.
A.
4
B.
8
C.
-6
D.
-10
Hint
3.
Solve
.
A.
3
B.
1
C.
0
D.
2
Hint
4.
Solve
4.
A.
x
8
B.
none of these
C.
0
x
8
D.
x
0
Hint
5.
Solve the equation
=
y
.
A.
-3
B.
None is correct.
C.
3
D.
3, 9
Hint