3/4 * x + 3/5= 2i 3/8
3/4, 3/5 i 3/8 to ulamek
Prosze o pomoc :C
3/4 * x + 3/5 = 2 i 3/8
3/4 * x = 2 i 3/8 - 3/5
3/4 * x = 2 i 15/40 - 24/40
3/4 * x = 1 i 55/40 - 24/40
3/4 * x = 1 i 31/40
x = 1 i 31/40 : 3/4
x = 71/40 * 4/3
x = 71/30
x = 2 i 11/30
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3/4 * x + 3/5 = 2 i 3/8
3/4 * x = 2 i 3/8 - 3/5
3/4 * x = 2 i 15/40 - 24/40
3/4 * x = 1 i 55/40 - 24/40
3/4 * x = 1 i 31/40
x = 1 i 31/40 : 3/4
x = 71/40 * 4/3
x = 71/30
x = 2 i 11/30