you and your best friend are both on the swim team you want to be your friend at the next winter so you decide to swim in 15 minutes longer than she does one day at the practice write an equation for the number of minutes you swim why when your friends swim X number of minutes you swim55 minutes how many minutes did your friend swim​

Mathematics · Middle School · Tue Nov 03 2020

Answered on

Given :

Friend swims for X mins

And, i swims for 55 mins

Now, according to question I swims 15 minutes more than my friend. So,

Y = X + 15

Y = time swam by me

55 = X + 15

X = 55 - 15

X = 40

 

Hence, my friend swam for 40 minutes.