Answer: 58 months
Step-by-step explanation:
Let x represent the number of month to pay off the loan
$25,000 - $15,000 + $25x = 200x
Now it is simple algebra
10,000+25x= 200x Subtract 25 x from both sides
10,000 = 175x
x=57.14 month so Really 58 months till they pay it off