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Find x if the angles of a triangle are x + 23, 4x+ 17, and 80

User Kunga
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Explanation:

The three internal angles of a triangle sum to 180 °

x + 23 + 4x+17 + 80 = 180

5x + 120 = 180

5x = 60

x = 12 °

User Ollie Glass
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