matlab解一元超越方程解x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1.程序x=solve(x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1,x)结果有问题.why?

matlab解一元超越方程解x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1.程序x=solve(x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1,x)结果有问题.why?
matlab解一元超越方程

解x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1.

程序x=solve(x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1,x)

结果有问题.why?

matlab解一元超越方程解x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1.程序x=solve(x+1/(12*2.24*10^7exp(-5600/(15+11x))+1)=1,x)结果有问题.why?
----缺少运算符*, 以及参数输入格式有点问题-----
>> solve('x+1/(12*2.24*10^7*exp(-5600/(15+11*x))+1)=1','x')

ans =

19.906557209304298701452077340886+10.326236962569359920664632589731*i

----缺少运算符*, 以及参数输入格式有点问题-----
>> solve('x+1/(12*2.24*10^7*exp(-5600/(15+11*x))+1)=1','x')

ans =

19.906557209304298701452077340886+10.326236962569359920664632589731*i