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OleMash [197]
3 years ago
8

Someone pls help ive been stuck for forever

Mathematics
1 answer:
shepuryov [24]3 years ago
4 0
This is a triangle.  The interior angles of a triangle always add up to 180 degrees.  Thus, write an equation representing the sum of the given angles, with "180 degrees" on the right side.

4x-1    +    8x+2     +   71  =   180 degrees.  

Solve for x!
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