x减去7.8与2.2的和的倒数,差是3.2,求x.
问题描述：
x减去7.8与2.2的和的倒数,差是3.2,求x.
答
X-[1/(7.8+2.2)]=3.2
X-0.1=3.2
X=3.2+0.1
=3.3
答
x-1/(7.8+2.2)=3.2 X=0.1+3.2=3.3
答
x-1/(7.8+2.2)=3.2
x=3.3
答
3.3