Solve for x. 21) 60° 8x 80°

Alamri asked Oct 7, 2022

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16 votes

Solve for x.
21)
60°
8x
80°

Alamri asked Oct 7, 2022

2.2k points

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9 votes

Answer:

x = 5

Explanation:

Sum of angles = 180, so

60 + 80 + 8x = 180

140 + 8x = 180

8x = 180 - 140 = 40

x = 40/8 = 5

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