19207 / m = 30
m = 19207 / 30
m = 640 (7/30)
16*u - 503 = 109
16*u = 109+503
16*u = 612
u = 612 / 16
u= 38,25
19207 / m = 30
m = 19207 / 30
m = 640 (7/30)
16*u - 503 = 109
16*u = 109+503
16*u = 612
u = 612 / 16
u= 38,25