How much waster must be addded to 1 gallon of pure antifreeze to get 60% or antifreeze?

Which ahows the graph of the solution set of 6x+4y< 12

Someone answer this check out the image!

A) find the derivative of the inverse to f(x) = 3x + sint at x 6. b) (cale) find the derivative of the inverse to f(x)+3sin at x 6. if x +2y -34, ind he behaviar of the cure at 4,.3), c) a. increasing, concave up d. decreasing, concave down b. increasing, concave down e. decreasing, inflection point c. decreasing, concave up