[a,b,c,d,e,x1,x2]=solve('-0.25*b-38.4*d+38.65*e+x1=0','-18.4*a+18.8*b-0.25*e+x2=0','18.8*a-18.4*b-0.25*d=125','-0.25*a+38.8*d-38.4*e=125','11.6*c-x1-x2=0','38.4*e-38.4*c-x2=0','18.4*b-18.4*c-x1=0') % 最后一个方程少 *
a =
33.571025487295585684119216044864
b =
27.146375047041011609552161632632
c =
20.423034736421385522287965585049
d =
26.567913182409588982725950412065
e =
23.370892580876774898665027916065
x1 =
123.70946171540112000566120727553
x2 =
113.19774122708695205287919351103