14a=-36b+2a=-(36/14)b+(1/7)a=-2b-(4/7)b+(1/7)a=-2b-(4b-1)/7因为 a,b 是整数，所以，(4b-1)/7=k4b-1=7kb=(7k+1)/4b=2k-(k-1)/4b是整数，所以，k-1=4mk=4m+1b=2(4m+1)-m=7m+2a=-2b-k=-2(7m+2)-(4m+1)=-18m-5
a=-5,b=2
