(X-46.5)+(X-38.8)=X的方程怎么解
问题描述:
(X-46.5)+(X-38.8)=X的方程怎么解
答
(X-46.5)+(X-38.8)=X
x-46.5+x-38.8=x
x+x-46.5-38.8-x=0
x+x-x=46.5+38.8
x=85.3.