So, 1725 would be 1 and a half month's pay of rent.
The equation would be 1725 divided by 1.5 since that would get us what the two friends paid for one month of rent. Let r= rent.
1725/1.5= r
1725/1.5= 1150
So, rent would equal $1150.
I hope this helps!
~cupcake
