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Verified answer
5x-3=7x+115x-7x=3+11
-2x=14
x=-2x.14
=-28x
maaf kalau salah
Materi : Program Linear
Indikator : Mencari HP dalam suatu persamaan linear 1 variabel
Langkah Penyelesaian dan Jawaban :
5x - 3 = 7x + 11
5x - 7x = 11 + 3
- 2x = 14
x = - 7
- 2(5x + 4) - x = 3 - 6x + 5
- 10x - 8 - x = - 6x + 8
- 11x + 6x = 8 + 8
- 5x = 16
x = - 16/5