10th std Maths Lesson no 1 Linear equation in two variable.
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on multiplying eqn (1) with 3 we get
9x+6y=33
on multiplying eqn (2) with 2 we get
4x+6y=8
substitute eqn (1) and (2)
9x+6y=33
4x+6y=8
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5x=25
X=5
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