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18 votes
What is the solution and how do I solve this step by step?

What is the solution and how do I solve this step by step?-example-1
User Vikalp Patel
by
2.3k points

1 Answer

8 votes
8 votes
Exterior angle theorem: The sum of the exterior angle = the sum of two non-adjacent interior opposite angles

So we can say that…

16x + 8 = 60 + 4x + 8
-8
16x = 60 + 4x
-4x
12x = 60
/12
x = 5

Answer: x = 5

Have a good day ^^
User Eran Goldin
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