Seudónimo
Seudónimo
07-12-2019
Mathematics
contestada
Help!!! How do this help me ASAP
Respuesta :
131299
131299
07-12-2019
Answer:
x=15
Step-by-step explanation:
4x+28+x+19+3x+13=180
8x+60=18
x=15
all angles of a triangle = 180
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