Calculate the combined surface area of the following three-dimensional objects.

When can u say there is no solution for a system of linear inequalities? explain your answer and show with a system and graph

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

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0