suns23
suns23
22-10-2020
Mathematics
contestada
Can someone answer this really quickly?
Respuesta :
Аноним
Аноним
22-10-2020
Answer:
[tex]x + 2x + x + 10 = 90\\\\4x + 10 = 90\\\\4x = 80\\\\x = 20[/tex]
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