Pls help asap! ill give brainliest:))

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Which number completes the system of linear inequalities represented by the graph? y > 2x – 2 and x + 4y >