8(x-4)=7.2怎么算?
问题描述:
8(x-4)=7.2怎么算?
答
8X-32=7.2
8x=35.2
x=4.9
8(x-4)=7.2怎么算?
8X-32=7.2
8x=35.2
x=4.9