Matematika

Pertanyaan

Tentukan nilai x dr persamaan 1/4 (x-10) = 2/3 x -5.

1 Jawaban


  • [tex] \frac{1}{4} (x - 10) = \frac{2}{3} x - 5 \\ \frac{1}{4} x - \frac{5}{2} = \frac{2}{3} x - 5 \\ \frac{1}{4}x - \frac{2}{3} x = \frac{5}{2} - 5 \\ \frac{3 - 8}{12} x = - \frac{5}{2} \\ - \frac{5}{12} x = - \frac{5}{2} \\ x = - \frac{5}{2} \times ( - \frac{12}{5} ) \\ x = 6[/tex]

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