For functions f(x)=5x2−4x−1 and g(x)=x2+3x+8, find a. (f−g)(x) b. (f−g)(−2)

3x = 729 solve for x plz . it's urgent. will mark

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?