解方程:4X-2.1=6.5
问题描述:
解方程:4X-2.1=6.5
答
4X-2.1=6.5
4x=6.5+2.1
4x=8.6
x=2.13
解方程:4X-2.1=6.5
4X-2.1=6.5
4x=6.5+2.1
4x=8.6
x=2.13