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x तथा yके लिए हल कीजिए - 27x+31y=85, 13x...

x तथा yके लिए हल कीजिए - `27x+31y=85, 13x+27y=89`

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Find the value of (x+y) and (x-y) , if 27x+31y=85 , 31x+27y=89 .

Solve the simultaneous equations. 27/(x-2)+31/(y+3) = 85, 31/(x-2) + 27/(y+3)=89

27x^3+8y^3=(3x+2y)…………..

Solve the following equations. 27/(x-2)+31/(y+3)=85, 31/(x-2)+27/(y+3)=89 .

Solve the following simultaneous equations: (27)/(x-2)+(31)/(y+3) = 85, (31)/(x-2)+(27)/(y+3)=89

Find the value of X and Y (X और Y का मान ज्ञात कीजिए) I. x^(2)+13x+42=0 II. y^(2)+16y+63=0

Factorise : 27x^3+125y^3