Answer
$145^{\circ};35^{\circ}$
Work Step by Step
1. Supplementary angles have a sum of 180 degrees; make the equation and solve for x
(7x+19)+(2x-1)=180
9x+18=180
9x=162
x=18
2. Then plug x into angles :
7(18)+19=145
2(18)-1=35
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Chapter 1 - Test - Page 45: 2
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.
