5x-(5除以2.5)=3.8怎么解
问题描述：
5x-(5除以2.5)=3.8怎么解
答
5x - (5÷2.5) = 3.8
5x - 2 = 3.8
5x = 3.8 + 2
5x = 5.8
x = 5.8÷5
x = 1.16