3
4
7
12
Correct answer is C
(2−3−14)(xy)=(−18)
(2x−3y−x+4y)=(−18)
2x−3y=−1...(i)
−x+4y=8...(ii)
From (ii), x = 4y - 8.
2(4y−8)−3y=−1⟹8y−16−3y=−1
5y=−1+16=15⟹y=3
x=4(3)−8=12−8=4
∴
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