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11 votes
11 votes
Find the missing angle measurement

Find the missing angle measurement-example-1
User William Hou
by
2.9k points

1 Answer

23 votes
23 votes
3x+7+10x+17=180
13x+24=180
Subtract 24 from both sides
156/13
x= 12
User SeverityOne
by
3.2k points
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