x/3=x-28怎么解
问题描述:
x/3=x-28怎么解
答
X/3=X-28
X=3(X-28)
X=3X-84
2X=84
X=42
x/3=x-28怎么解
X/3=X-28
X=3(X-28)
X=3X-84
2X=84
X=42