4x+3y=14 e 5x-2y=0 usando metodo de adição
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4x + 3y = 14
5x - 2y = 0
20x + 15y = 70
-20x +8y = 0
23y = 70
y = 70/23
4x - 3*(70/23) = 14
4x - 210/23 = 14
4x = 210/23 + 14
4x = (210 + 322)/14
4x = 532/14
x = 38 : 4
x = 19/2
S = {(19/2 ; 70/23)}
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07/07/2016
Sepauto - SSRC
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5x - 2y = 0
20x + 15y = 70
-20x +8y = 0
23y = 70
y = 70/23
4x - 3*(70/23) = 14
4x - 210/23 = 14
4x = 210/23 + 14
4x = (210 + 322)/14
4x = 532/14
x = 38 : 4
x = 19/2
S = {(19/2 ; 70/23)}
*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
07/07/2016
Sepauto - SSRC
*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
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