Which model represents the factors of 4x2-9?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

`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. ''.