Heyyy so im bored and dont wanna do hw so join my p. a.d. l.e. t lol:) (link is in the comments)

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z