If , what is the equation for f–1(x)?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

In which form is the following function written? y = - 2(x – 3)(x + 5)

Kim took out a $55,000 loan for college she is borrowing money from 2 banks bank a charges an interest rate of 8% and b charges an interest rate of 11% after one year kim owes 5000 in interest how much money did she borrow from bank a.