Answer :
Answer:
x
2
−
2
(
7
+
3
m
)
x
+
55
m
+
45
=
0
m
=
?
roots are equal
∴
b
2
−
4
a
c
=
0
b
=
2
(
7
+
3
m
)
,
a
=
1
,
c
=
55
m
+
45
[
−
2
(
7
+
3
m
)
]
2
=
4
(
55
m
+
45
)
4
(
49
+
9
m
2
+
42
m
)
=
220
m
+
180
196
+
36
m
2
+
168
m
=
220
m
+
180
36
m
2
+
168
m
−
220
m
+
196
−
180
=
0
36
m
2
−
52
m
+
16
=
9
m
2
−
13
m
+
4
=
0
9
m
2
−
9
m
−
4
m
+
4
=
0
9
m
(
m
−
1
)
−
4
(
m
−
1
)
=
0
(
9
m
−
4
)
(
m
−
1
)
=
0
m
=
1
,
4
9
Answer:x=-6
Step-by-step explanation:
10x-27/3 = 7/3x- 55
10x-27/3-7/3x+55=0
10x-7/3x=-27/3-55
(30x-7x)/3=(-27-165)/3
27x/3=-192/3
27x=-192
x=-192/27
x= -7.1111111...
hopefully it will help you