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Please help I forgot how to do this completely
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3 votes
Please help I forgot how to do this completely

Please help I forgot how to do this completely-example-1
User Lijinma
by
6.0k points

1 Answer

5 votes

Explanation:

9x+79+56=180(sum of angles of triangle)

9x+135=180

9x=180-135

x=45รท9

x=5

User Phil Miller
by
5.8k points
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