Respuesta :

Answer:  t = [tex]\frac{y}{r} + \frac{2n}{r}[/tex]

Step-by-step explanation:

rt - 2n =  y        Add 2n to both sides

    +2n   +2n

rt = y + 2n       Divide both sides  by r

t= [tex]\frac{y}{r} + \frac{2n}{r}[/tex]  

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