Rylee has a pack of 40 ballons. in the pack, there are 7 red, 12 green, 11 blue, and 10 yellow balloons. when grabbing a balloon, she expects to grab a yellow ballon of the time.

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _