帮忙用MATLAB解下这个超定方程

帮忙用MATLAB解下这个超定方程
A=[39.259 1.292
26.928 0.483
14.206 0.542
8.545 1.183
3.261 0.9
25.59 -0.042
38.314 -1
43.975 -1.525
45.759 -1.808
27.262 -0.608
8.179 1.05
-0.313 2.092
6.7615 1.625
44.341 -1.4]
b=[-24.779
36.909
-68.968
-122.486
-17.261
-3.209
-127.248
-157.896
-52.013
69.692
-200.416
-324.909
-46.749
-267.221]