
Kenneth S. answered 12/18/16
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Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018
B. 0 ≤ x ≤ 19
0 ≤ y ≤ 5 ...... # of procedures lies between 0 and 5, inclusively
25x + 50y ≤ 480 ... total # of min utes consumed by x office visits (25 min ea.) & y procedures (50 min ea)