(If 2x + 3y = 14 and 2x – 3y = 2, find the value of xy.
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✨✨Hey mate ✨✨
Given ,
2x + 3y = 14 ------(1)
2x - 3y = 2
==> 2x + 2x = 14 + 2 ( by adding both the terms )
==> 4x = 16
According to the question :-
2 × 4 + 3y = 14
8 + 3y = 14
3y = 14 - 8
3y = 6
As we know ,
x = 4
y = 2
Value of xy = x × y
=> 4 × 2
=> 8
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