Question 302157
(16 - 2b) (24 - 2b) = 153


384 - 80b + 4b^2 = 153


4b^2 - 80b + 231 = 0


(2b - 7) (2b - 33) = 0


2b - 7 = 0 ___ b = 7/2


2b - 33 = 0 ___ b = 33/2 ___ not realistic