What is the sum of all integers that satisfy -3n< 7n-20< 3n

Which statement best describes the polynomial

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.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol