Question

(x-5)/10+(1-2x)/5=(3x)/14

Answer 1

(x-5)/10 + (1-2x)/5=(3x)/14 tirar o mmc de (10,5,14) = 70
7(x-5) + 14(1-2x)= 5(3x)  / 70
7x-35+14-28x=15x
-21x-15x=35-14
-36x=21, x= 21/36 simplificando x= 7/12 S={7/12}