x:(x+24)=3:5怎么算?
问题描述:
x:(x+24)=3:5怎么算?
答
x:(x+24)=3:5
3(x+24)=5x
3x-5x=-72
2x=72
x=36
答
5X=3(x+24)
5X=3X+72
2X=72
X=36