crissy35
crissy35
19-10-2019
Mathematics
contestada
3x-10+25+x+15=180 degrees
Respuesta :
Sonick
Sonick
19-10-2019
Answer:
37.5
Step-by-step explanation:
3x-10+25+x+15=180
4x+30=180
4x=150
x =37.5
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