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Byju's Answer
Standard IX
Mathematics
Solving Equations Using Method of Substitution
Show graphica...
Question
Show graphically that the pair of equations
3
x
+
4
y
=
6
,
6
x
+
8
y
=
12
represents coincident lines
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Solution
3
x
+
4
y
=
6
y
=
6
−
3
x
4
a
n
d
6
x
+
8
y
=
12
y
=
12
−
6
x
8
The graph shows that the pair of equation represents coincident lines.
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Similar questions
Q.
Show graphically that the system of equations
2
x
+
y
=
6
,
6
x
+
3
y
=
18
has infinitely many solutions.