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Standard VIII
Mathematics
Question
Solve the following equations and verify the answers.
3
y
+
1
=
7
y
+
9
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Solution
Verified by Toppr
3
y
+
1
=
7
y
+
9
→
(
i
)
3
y
−
7
y
=
9
−
1
−
4
y
=
8
y
=
3
4
y
=
2
V
a
r
i
f
i
v
a
t
i
o
n
p
u
t
t
h
e
v
a
l
u
e
o
f
y
i
n
e
q
a
u
a
t
i
o
n
(
i
)
3
(
−
2
)
+
1
=
7
(
−
2
)
+
9
−
6
+
1
=
−
14
+
9
−
5
=
−
5
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