Depends on what is wrong. If it just needs new pads or shoes, it is definalty worth fixing if the car is in decent shape. Should be able to get it done for $100 to $150 provided you do not need new caliper or wheel cylinders.
IF YOU SERIOUSLY HAVE TO ASK THAT QUESTION, YOU SHOULD NOT BE TOUCHING THE BRAKES !!! TAKE IT TO A REPAIR FACILITY THAT SPECIALIZES IN BRAKE REPAIR !
If you don't repair your front brakes, your back brakes will wear down faster. This will cost you more money in the long run. It's probably important to have all your brakes working.
Yes, of course you should! If your pupils know nothing of car repair brakes and are aspiring mechanics, I personally don't see them as very successful in their careers. It's an essential to quiz them on that!
$1 000 000 Dollars
To thoroughly replace and repair brakes, one must replace the brake light wiring, brake pads, and brake calipers. Furthermore, one should reline the brakes.
If the the brakes replace from a dealer for the front brakes including re-surfacing the rotor disc is.......$420.00
The dealer will know how to access the codes for the brakes. When that is fixed it should not lock up then.
Return to repair shop- if reputable should repair correctly
take brakes off and calipers off, next rotors should come off easily.
it sounds like you should try and get the book if you want to learn it yourself in the long run its fun to repair your own car unless you don't have time you should get someone to repair that for you
It would be to your advantage to take your car to a Brake Repair Shop if you have to ask that question brakes are not something you should do if you do not have the skill, WBMS
Rotors out of round - should be resurfaced or replaced