如何解方程式X-1/4X-(1/4X-4)=50
问题描述:
如何解方程式X-1/4X-(1/4X-4)=50
答
X-1/4X-(1/4X-4)=50
x-1/4x-1/4x+4=50
1/2x=50-4
1/2x=46
x=92