3x - y = 23 and 4x + 3y = 48
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is type ke questions me hme kisi ke cofficient ko same krna hota ha uske baad sign opposite change'krke cut krte ha taki keval ek variable bche fir answer niklte ha kisi ek variable ka ya me kahu kisi ek ka ya to Y ya to X ka or ek ki value mil jana pr use kisi equation me pit krte hi durse ka value mil jata ha
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