Q2 of 61 Page 4

Solve the following simultaneous equation.

5x + 2y = –3; x + 5y = 4



Multiply Eq. I by 5 and Eq. II by 2




Change sign of Eq.(IV)





Subsituting x=–1in Eq.II







∴ solution is (x, y) = (–1, 1)


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