(Q10).Solve each of the following pairs of equations by the elimination method.
2x + 3y = 8
4x + 6y = 7
Given: 2x + 3y = 8 ……. (1)
4x + 6y = 7 …….. (2)
Equation (1) ×
⇒
x +
y =
Equation (2)
⇒
x +
y =
(-)
(-)
(-)
+
=
The lines are
.
∴ The pair of
has no solution.
Clear