4*(2x+3)-5*(5-4x)=(2-3x)*(-9)
8x+12-25+20x=-18+27x
8x+20x-27x=-18-12+25
x=-5
4·(2х+3)-5· (5-4х) = (2-3х) · (-9)
8х+12-25+20х=-18+27х
28х-13=-18+27х
28х-27х=-18+13
Х=-18+13
Х=-5
Удачи)))
4*(2x+3)-5*(5-4x)=(2-3x)*(-9)
8x+12-25+20x=-18+27x
8x+20x-27x=-18-12+25
x=-5
4·(2х+3)-5· (5-4х) = (2-3х) · (-9)
8х+12-25+20х=-18+27х
28х-13=-18+27х
28х-27х=-18+13
Х=-18+13
Х=-5
ответ : х = -5.Удачи)))