Jawaban:
x = 3
y = -5
Penjelasan dengan langkah-langkah:
[Eliminasi]
5x + 2y = 5 |×3| 15x + 6y = 15
4x + 3y = -3 |×2| 8x + 6y = -6
15x + 6y = 15
8x + 6y = -6
___________-
7x = 21
x = 21/7
[Subtitusi]
4x + 3y = -3
4(3) + 3y = -3
12 + 3y = -3
3y = - 3 - 12
3y = -15
y = -15/3
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Jawaban:
x = 3
y = -5
Penjelasan dengan langkah-langkah:
[Eliminasi]
5x + 2y = 5 |×3| 15x + 6y = 15
4x + 3y = -3 |×2| 8x + 6y = -6
15x + 6y = 15
8x + 6y = -6
___________-
7x = 21
x = 21/7
x = 3
[Subtitusi]
4x + 3y = -3
4(3) + 3y = -3
12 + 3y = -3
3y = - 3 - 12
3y = -15
y = -15/3
y = -5