Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.2 - An Introduction to Problem Solving - Exercise Set: 36

Answer

In 2010, the predicted percent increase since 2009 is 45%. In 2011, the predicted percent increase since 2009 is 100%. In 2012, the predicted percent increase since 2009 is 155%.

Work Step by Step

$x+2x+10+4x-25=300$ $7x=315$ $x=45$ In 2010, the predicted percent increase since 2009 is 45%. $2x+10=100$ In 2011, the predicted percent increase since 2009 is 100%. $4x-25=155$ In 2012, the predicted percent increase since 2009 is 155%.
Update this answer!

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.