How many 1/4 cup serving are in 7/8 cups of brown sugar

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2

With alll of except for the 2 that i did already