1. Complete the appropriate operation on the expressions below. Leave your answers as simplified as possible. For each rational expression, assume the denominator is not zero. State the excluded values for x in each case.

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.