Answer
43
Work Step by Step
Plug in 3 for x and 10 for y and then simplify the expression.
$\frac{xy}{2}$+4(y-x)
$\frac{3\times10}{2}$+4(10-3)
$\frac{30}{2}$+4(7)
15+28=43
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 1 - Mid-Chapter Check Point - Page 55: 3
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
