#### Answer

$130^{\circ}$;$130^{\circ}$

#### Work Step by Step

1. Vertical angles are congruent, construct the equation and solve for x:
4z-30=5x-70
4x+40=5X
x=40
2. Plug x value into one of the angles:
4(40)-30=130 degrees

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Published by
Pearson

ISBN 10:
978-0-13-421743-7

ISBN 13:
978-0-13421-743-7

$130^{\circ}$;$130^{\circ}$

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