In Exercises 31-36, find the minimum and maximum, if they exist, of the objective function f, subject to the constraints.
31. Objective function: f = 4x + 3y
Constraints:
x + y = 80
x - 2y = 0
x 20, y = 0

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Precalculus question, image attached.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x