sammyyy1213
sammyyy1213
14-12-2017
Mathematics
contestada
I need help with this how do I do it
Respuesta :
qabtt
qabtt
14-12-2017
Triangle angles add to 180 degrees. Thus, x - 17, x - 22, and 3x + 19 add to 180.
Add like terms to get 5x - 20 = 180
5x = 200
x = 40
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