Question

1-2x/3 - 2-3x/7 = x/2

Answer 1

1-2x - 2-3x = x
3         7        2  m.m.c de 3 e 7


7-14x-6-9x=x
       21       2


2.(7-14x-6-9x)=21x

14-28x-12-18x=21x
28x-18x-21x=-14+12
-11x=-2
x=-2/-11