Nerpoid
Nerpoid
01-11-2018
Mathematics
contestada
The value of x is ______.
Respuesta :
anonymous12345678901
anonymous12345678901
01-11-2018
25x+57+x=45x
-19x=-57
x=3
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abraralzaher
abraralzaher
01-11-2018
"An exterior angle of a triangle is equal to the sum of the opposite interior angles"
So,
(25x) + (57 + x) = 45x
57 = 45x - 25x - x
57 = 19x
3 = x
Answer Link
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