Can someone find the conversotion factor for all pls its due soon ? !!! if you can solve it pls help im not good at math

Line cd passes through points c(1, 3) and d(4, –3). if the equation of the line is written in slope-intercept form, y = mx + b, what is the value of b? –5 –2 1 5

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5