Solve the following pair of linear equations by cross multiplication method: x+2 y=2 x-3 y=7
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Answer:
x+2y=2____(1)×3
x-3y=7____(2)×2
__________
3x+6y=6
2x-6y=14
________
5x=20
x=4
from equation 1
4+2y=2
y=-1
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