x-0.4x=5.04怎么算?
问题描述:
x-0.4x=5.04怎么算?
答
由题可得0.6x=5.04
x=5.04÷0.6=8.4
x-0.4x=5.04怎么算?
由题可得0.6x=5.04
x=5.04÷0.6=8.4