设一篮子苹果共有x个.
(1／2)x+1+1／2[x－(1／2)x]+1+8=x
(1／2)x+1+(1／2)x-(1／4)x-1／2+1+8=x
(1／2)x+（1／2）x-(1／4)x-x=-8-1+1／2-1
-(1／4）x=-19／2
x=38
答：这篮苹果共有38个.