Question

Решите уравнение:
а] 12,7х+2,06х+0,24х=3030
б] [42,3-х]-4,08=17,3

Answer 1

а)

$15x = 3030 \ x = frac{3030}{15} \ x = 202$

б)

$42.3 - x - 4.08 = 17.3 \ - x = 17.3 + 4.08 - 42.3 \ - x = - 20.92 \ x = 20.92$