请问x+180:5/6x+30=18:11怎么解

问题描述:

请问x+180:5/6x+30=18:11怎么解

x+180:5/6x+30=18:11 11(x+180)=18(5/6x+30) 11x+1980=15x+540 4x=1440 x=360