Question

решите уравнение
2(1-x)-4(2x+8)=8x+28x
1/2+1/4x=x-3/4

Answer 1

2-2х-8х-32=8х+28х
-2х-8х-8х-28х=-2+32
-46х=30
х=$-frac{30}{46}$=$- frac{15}{23}$

1/2+1/4х=х-3/4
2/4+1/4х=х-3/4
2/4+3/4=х-1/4х
5/4=3/4х
х=(5/4)/(3/4)
Х=$1 frac{2}{3}$