Penjelasan dengan langkah-langkah:
2x - 4y = 6 (×2)
4x - 2y = - 12 (×1)
4x - 8y = 12
4x - 2y = - 12 _
- 6y = 24
y = 24/(-6) = - 4
4x - 8(-4) = 12
4x + 32 = 12
4x = 12 - 32
4x = - 20
x = -20/4 = - 5
HP = {x, y} = {- 5, - 4}
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Penjelasan dengan langkah-langkah:
2x - 4y = 6 (×2)
4x - 2y = - 12 (×1)
4x - 8y = 12
4x - 2y = - 12 _
- 6y = 24
y = 24/(-6) = - 4
4x - 8(-4) = 12
4x + 32 = 12
4x = 12 - 32
4x = - 20
x = -20/4 = - 5
HP = {x, y} = {- 5, - 4}