For the equation 2x(3x+5)+3(3x+5)=ax^2+bx+c , if this equation is true for all values of x, what is the value of b if a, b,and c are constants

For which pair of functions is (gof)(a)=|a|-2?

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?