Hello there!
Frank borrowed $400. He made 3 payments of $65 and an additional payment of $95.
Let's start by setting up our equation.
400 = 3(65) + 95
Multiply 3 by 65.
400 = 195 + 95
Combine like-terms.
400 = 290
Subtract 290 from both sides.
110
Frank still owes $110 to pay.
I hope this helps!