5x+0.7×4=6.5解方程
问题描述:
5x+0.7×4=6.5解方程
答
5X+2.8=6.5
5X=6.5-2.8=3.7
X=3.7/5
X=0.74
5x+0.7×4=6.5解方程
5X+2.8=6.5
5X=6.5-2.8=3.7
X=3.7/5
X=0.74