2+3.9/[X-(1.1-0.6)]=3.2 解方程

Answer 1

2+3.9/[X-(1.1-0.6)]=3.2 2+3.9/(x-0.5)=3.23.9/(x-0.5)=3.2-2=1.2x-0.5=3.9/1.2=13/4x=0.5+13/4=15/4