有若干平果和梨若按1个苹果2个梨分梨分完剩5个苹果若按3个苹果5个梨分苹果分完剩5 个梨苹果和梨各多少个?(不用方程解)
苹果【(5×2+5)/5】÷(1/5×2-1/3)
=3÷1/15
=45个
梨45×2-5×2
=90-10
=80个