解方程:2x+1.4=7.6,求x
问题描述:
解方程:2x+1.4=7.6,求x
答
2x+1.4=7.6
2x=6.2
x=3.1
解方程:2x+1.4=7.6,求x
2x+1.4=7.6
2x=6.2
x=3.1