{(2.76·X)+(6·5000)}÷(5000+x)=2.8
问题描述:
{(2.76·X)+(6·5000)}÷(5000+x)=2.8
有没有大神能算出来?
答
{(2.76·X)+(6·5000)}÷(5000+x)=2.8
(2.76·X)+(6·5000)=(5000+x)*2.8
2.76x+30000=14000+2.8x
16000=(2.8-2.76)x
x=400000