How much do you have to add to 1,750 m to get 4 m?

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

What is the solution set of the quadratic inequality x^2-5< or equal to 0

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.