I need help with an algebra word problem 6th grade

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2