贺林家养鸡的只数是鹅的只数的6倍，鸭比鹅多8只，鸭有15只。贺林家养了多少只鸡？4d0t8\0a7v9u6L;o;N+_0P
算式：提示4a(l;|8V1A)r(r3d4d0t8\0a7v9u6L;o;N+_0P
答：贺林家养了,|1O'q._/p,p5h只鸡。4d0t8\0a7v9u6L;o;N+_0P