Найду корень уравнения: 10-3*(x-3)=27+x
10 - 3*(x - 3) = 27 + x
10-3*(x-3) = 27+x
10-3*x+3*3 = 27+x
19 - 3*x = 27+x
x = 8 / (-4)
x1 = -2
сумма
0 - 2
=
-2
произведение
1*-2
x1 = -2.0