Hasil dari 2×+ |8-3×|= |×-4|
Matematika
beatrixlal0
Pertanyaan
Hasil dari 2×+ |8-3×|= |×-4|
1 Jawaban
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1. Jawaban Darksimple
2x + |8 - 3x| = |x - 4|
2x + 8 - 3x = x - 4
2x - 3x + 8 = x - 4
-x + 8 = x - 4
-x + 4 = 4 + 8
-3x = 12
x = -4
2x + 8 - 3x = -(x - 4)
2x + 8 - 3x = -x + 4
2x - 3x + 8 = -x + 4
-x + 8 = -x + 4
-x - x = 4 - 8
-2x = -4
x = 2
HP = {-4, 2}