Найду корень уравнения: 2,9х-1,1х=5,04
29*x 11*x 126 ---- - ---- = --- 10 10 25
(29/10)*x-(11/10)*x = (126/25)
29/10x-11/10x = (126/25)
29/10x-11/10x = 126/25
9*x/5 = 126/25
x = 126/25 / (9/5)
сумма
0 + 14/5
=
14/5
произведение
1*14/5
=
14/5
x1 = 2.8