x = ( 15050 + 178 ) : 27
x = 564
\(x.27-178=15050\)
\(27x=15050+178\)
\(27x=15228\)
\(x=15228:27\)
\(x=564\)
Vậy x = 564 ( Lưu ý : dấu ". " = dấu nhân
27x=15050+178
27x=15228
x=15228:27
x=564
x.27-178=15050
x.27=15050+178
x.27=15228
x=15228:27
x=564
Vậy x=564