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20 Solve for X. 1 80° 13x - 4

20 Solve for X. 1 80° 13x - 4
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5 votes
20 Solve for X.
1
80°
13x - 4

20 Solve for X. 1 80° 13x - 4-example-1
User Fvisticot
by
8.2k points

1 Answer

3 votes

Answer:

13x - 4 + 80 = 180⁰ (Sum of co interiar angles)

13x +76 = 180⁰

13x = 180⁰ - 76⁰

x = 104/13

x = 8

User Roqz
by
8.3k points
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