Question

3x-5y-4=0,9x=2y+7 solve it by elimination method

Answer 1

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(3x -5y=4)×2

(9x-2y= 7)×5

6x-10y=8

45-10y= 35

now , subtract.

so , we get

39x= 27

x = 27/39 = 9/13

so , y = -5/13 ans.

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