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2x + 3y = 9 – 1 × 3
3x + 4y = 5 – 2 × 2
6x + 9y = 27 – 1
6x + 8y = 10 – 2
(–) (–) (–)
y = 27 – 10
y = 7
put y = 7 in equation 1
6x + 9 (7) = 27
6x + 63 = 27
6x = 27 – 63
6x = – 36
x = – 36 / 6
x = – 6
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Answer:
That is we get, x= -21 and y=17
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