1.

217x + 131y = 913. 131x + 217y = 827

Answer»
Add both the given equation u will get 348x + 348x =1740 and then subtract both the equation u will get 86x-86y=86 now solve these 2 equations
Ya fir pehle dono equations ko add kro or fir subtract kro
Aree aap isme 1/x=a and1/y=b lekar kar lo....jesa exercise 3.6 me h
X=3 andY=2
I had solved this ques. earlier ,first add both the equation and then subtract u will get two different eqn and then solve it .Plz dont call me sir
3,2


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