Please help me solve this

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

2.5 milligrams is equivalent to how many grams

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55