$$ P = 219,531 + 828.7m$$
Work Step by Step
Using m as the number of years since 1990 and knowing the slope from part a, it follows: $$ P = 219,531 + 828.7m$$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.