Answer:
9
Step-by-step explanation:
the two lines on either sign of each number indicate absolute value, which is the numbers value from 0 (on a number line). You turn -12 and -3 into 12 and 3 and subtract as normal.
5 times bigger
(6-4) = 2
(6-4) x 5 = 10
-15626
you just multiply -5 by itself 6 times