Which shows a correct way to solve this problem? tim plans to read 2 books that together have a total of 500 pages. the books have the same number of pages each. he finished one book and is on page 176 of the second book. how many pages does tim have left to read? a. step 1: subtract 500 – 176. step 2: divide the difference by 2. b. step 1: multiply 500 × 2. step 2: subtract 176 from the product. c. step 1: add 500 + 176. step 2: divide the difference by 2. d. step 1: divide 500 ÷ 2. step 2: subtract 176 from the quotient.