#### Answer

25

#### Work Step by Step

They are on the same side so they add up to 180. Thus;
$5x+5+2x=180$ (simplify like terms)
$7x+5=180$ (subtract both sides by 5)
$7x=175$ (divide both sides by 7 to isolate the variable)
$x=25$

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

25

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