1.

3x-5y-4=09x = 2y + 72(i)

Answer»

3x -5y=4)×2(9x-2y= 7)×5

6x-10y=845-10y= 35

now , subtract.so , we get39x= 27x = 27/39 = 9/13so , y = -5/13 .



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