5) Solve by completing the square.
r? - 8x+12 = 0

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Anyone know? will mark brainliest if correct!

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing