Respuesta :

Answer:

t = 51

Step-by-step explanation:

Given

360 = 20[tex]\sqrt{t+273}[/tex] ( divide both sides by 20 )

18 = [tex]\sqrt{t+273}[/tex] ( square both sides )

18² = t + 273, that is

t + 273 = 324 ( subtract 273 from both sides )

t = 51