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Solve for X (Show work?)

Solve for X (Show work?)
asked 57.6k views
5 votes
Solve for X
(Show work?)

Solve for X (Show work?)-example-1
asked
User Fdiaz
by
7.8k points

1 Answer

4 votes
one exterior angle is equal to the sum of the other two interior angles
so 12x-4=(5x+2)+64
12x-4=5x+66
7x-4=66
7x=70
x=10
hope this helps :)
answered
User Macmist
by
8.1k points
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