My work is down below. Please answer it!

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

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.