3 1/3x + 8 = 4 2/5x - 8 Rozwiąż równanie
10/3 x + 8 = 22/5 x - 8 (wspólny mianownik = 15)
50x + 120 = 66x - 120
50x - 66x = -120 - 120
-16x = - 240
x = -240/-16
x = 15
3 i 1/3x + 8 = 4i 2/5x - 8
10/3 x +8 = 22/5 x - 8 /*15
50x - 66x = -120 -120
- 16x = -240 /:(-16)
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10/3 x + 8 = 22/5 x - 8 (wspólny mianownik = 15)
50x + 120 = 66x - 120
50x - 66x = -120 - 120
-16x = - 240
x = -240/-16
x = 15
3 i 1/3x + 8 = 4i 2/5x - 8
10/3 x +8 = 22/5 x - 8 /*15
50x + 120 = 66x - 120
50x - 66x = -120 -120
- 16x = -240 /:(-16)
x = 15