算方程:4.14%x+《(2000-x)4.14%-(2000-x)4.14%乘0.05》=81.77要很详细的计算过程
问题描述:
算方程:4.14%x+《(2000-x)4.14%-(2000-x)4.14%乘0.05》=81.77要很详细的计算过程
答
4.14%x+(2000-x)4.14%(1-0.05)=81.77
4.14%x+(2000-x)39.33%=81.77
4.14%x+786.6-39.33%x=81.77
35.19%x=704.83
x=2002.93