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In Matematika / Sekolah Menengah Pertama | 2025-08-19

4x + 5y = -2
8x - 5y = 4

Asked by nnu0

Answer (2)

Penjelasan dengan langkah-langkah:4x+5y=-2[*2]8x+10y=-48x-5y=4 [*1]8x-5y=4 0-15y=-8 y=-8/154x+5y=-2(*1) 4x+5y=-28x-5y=4(*1)8x-5y=4 12x-0 =2 x=2/12

Answered by nuzulultp8gju0 | 2025-08-19

Penjelasan dengan langkah-langkah:4x + 5y = -28x - 5y = 4 +12x = 2x = 2/12 = 1/64 (1/6) + 5y = - 2⅔ + 5y = - 25y = - 2 - ⅔5y = - 8/3y = (-8/3) / 5y = - 8/15HP = {x, y} = {1/6, - 8/15}

Answered by arnymatematika | 2025-08-19