Selesaikan sistem persamaan
-x+3y=-5
2x-5y=8

Jawaban:x=11y=2Penjelasan dengan langkah-langkah:2(-x + 3y = -5) = -2x + 6y = -101(2x - 5y = 8) = 2x - 5y = 8-2x + 6y = -10 2x - 5y = 8__________+ 1y = -21y bisa ditulis y aja______________________________-x + 3y = -5-x + 3(-2) = -5-x + (-6) = -5-x = -5 +6-x = 1x = 1/-1x = -1

Answered by lurikarmil | 2025-08-14