Question

решите 50x-48(x-3)=-56

Answer 1

50х-48х+144=56
50х-48х=56-144
2х=-88|:2
х=44

Answer 2

50x-48(x-3)=-56
50х-48х+144=-56
2х=-56-144
2х=-200
х=-200:2
х=-100

Проверка:
50*(-100)-48*(-100-3)=-56
-5000-48*(-103)=-56
-5000+4944=-56
-56=-56