Help please I don’t know how to do this

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.