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 - Page 68: 76

Answer

$50^{\circ}$

Work Step by Step

$180-x=2(90-x)+50$ $180-x=180-2x+50$ $2x-x=180-180+50$ $x=50^{\circ}$
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