Q. 2 E4.2( 42 Votes )

# Solve the following simultaneous equation.

5x + 2y = –3; x + 5y = 4

Answer :

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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