8 = 2^3 I just replaced 8 with the cube of 2, so that we then have a difference of cubes. As I tell students all the time, the only dumb question is the one you don't ask.

I got hit hard in factoring sadly, this whole part is my weak area, the next sections I'm working on are fine hahaha. Deff did not do well on the test.

@MarkFL Review of the Real Number System, Interval Notation and Rational Exponents, Review of Factoring and Operations on Rational Expressions, Complex Numbers, Linear and Absolute Value Equations Please so far this is still my weakest area, everything else seems to be fine? It's weird. hahaha

Also I'm having some issues with these two word problems The gas mileage m, in miles per gallon, obtained during a long trip is given by m = − 1/2|s − 55| + 20 where s is the speed of Kate's automobile in miles per hour and 40 ≤ s ≤ 70. At what constant speed can Kate drive to obtain a gas mileage of exactly 13miles per gallon (Enter your answers as a comma-separated list.) A retailer determines the retail price of a coat by first computing 175% of the wholesale price of the coat and then adding a markup of $6.00. What is the wholesale price of a coat that has a retail price of $146.00?