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GEOMETRY HELP PLEASE

GEOMETRY HELP PLEASE
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2 votes
GEOMETRY HELP PLEASE

GEOMETRY HELP PLEASE-example-1
asked
User Ali Zarezade
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8.2k points

1 Answer

5 votes
A line adds up to equal 180 degrees. And adjacent angles also add to equal 180 since they share a side on a line. So add them together and make them equal 180
9x - 7 + 8.5x + 4 = 180
17.5x - 3 = 180
17.5x = 183
x = 10.5
answered
User Tahsin Turkoz
by
8.1k points
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