4x-5y=140 2x-10y=-80 Find the value of …

4x-5y=140....(1) 2x-10y= -80 =} 2(x-5y) = -80 =}x-5y = -40.....(2) Subtract euation 1 and 2, 4x-5y=140 x-5y= -40 ------------------ 3x=180 x=60 Putting x=60 in 2, 60-5y =-40 -5y = - 40 -60 -5y=-100 y= 20

3Thank You

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