A printer knows that a page of print contains 1273 words if large type is used and 1773 words if small type is used. A document containing 16521 words fills exactly 10 pages. Find how many pages are in each type.
Add up all the words for each type of type.
if there are x pages of small type, then the rest (10-x) are large type.
1773x + 1273(10-x) = 16521