(k-99)x+100x=111
(k+1)x=111
x=111/(k+1)是整数
所以k+1是111的约数
k+1=1,-1,3,-3,37,-37,111,-111
k=0,k=-2,k=2,k=-4,k=36,k=-38,k=110,k=-112
(k-99)x+100x=111
(k+1)x=111
x=111/(k+1)是整数
所以k+1是111的约数
k+1=1,-1,3,-3,37,-37,111,-111
k=0,k=-2,k=2,k=-4,k=36,k=-38,k=110,k=-112