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X+y=2 (equation 1) 2x-y=1 (equation 2) …

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X+y=2 (equation 1) 2x-y=1 (equation 2) by cross multiplication method

Posted by Shyam Rao 5 years, 6 months ago

CBSE > Class 10 > Mathematics

1 answers

Anonymous . 5 years, 6 months ago

In eq 1 x+y=2 x=2-y Similarly in eq 2 x= (1+y)/2 Therefore 2-y=(1+y)/2 4-2y=1+y Cross multiplication..... 3y=3 y=1 Therefore x=2-y x=2-1 x=1 y=1 --------------------------------- Hope it helps...

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CBSE > Class 10 > Mathematics