Determine the maximum and minimum values for f(x, y) = 3x - 2y using the given system of inequalities. 2y + x ≥ 5
2x - 3y ≥ 3
-3x + y ≥ - 15

Please show your work, thank you :)

When is g(x) = 0 for the function g(x) = 5.23x + 4?

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.

Bill and felicia each bake cookies for a party. bill bakes 3 times as many cookies as felicia. felicia bakes 24 fewer cookies than bill. bill bakes b cookies and felicia bakes f cookies. what equation can represent this word problem