Question

1-3(х-1)=2-7(1-х) РЕШИТЕ

Answer 1

1-3x+3=2-7+7x;
4-3x=7x-5;
10x=9;
x=0,9;
Ответ: x=0,9

Answer 2

1-3x+3=2-7+7x
-10x=-9|-10
X=9/10