7x - 3y = 11 by 5x -2y = 8
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7x - 3y = 11.....i)
5x - 2y = 8......ii)
Solution :-
MULTIPLYING 1st equation by 2
& 2nd equation by 3
14x - 6y = 22....iii)
15x - 6y = 24....iv)
SUBSTRACTIN equation iii) from equation iv)
therefore,
15x - 6y = 24
-
14× - 6y = 22
____________
x = 2
SUBSTITUTING x = 2 in equation ii)
5x - 2y = 8
5 × 2 - 2y = 8
10 - 2y. = 8
- 2y = 8 - 10
- 2y = -2
y = 1
X = 2 , Y = 1
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