2x-3y=13 dan 4x+y=15 spldv terserah metode eliminasi atau subsitusi dibantu ya
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Pertanyaan
2x-3y=13 dan 4x+y=15 spldv terserah metode eliminasi atau subsitusi dibantu ya
1 Jawaban
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1. Jawaban wahyuariwulandarii
From second equation, we get :
y = 15 - 4x
And subtitution in the first equation:
2x - 3y = 13
2x - 3(15-4x) = 13
2x-45+12x = 13
14x = 13+45
14x = 58
x = 4,14
y = 15 - (4 x 4,14)
= -1,57
So, x = 4,14 and y = -1,57