The arithmetic mean of 7 numbers is 50. If two positive numbers, n and s, are added to the list, the mean of the nine-number list becomes 60. If s= n^2+80, what are s and n?

Me. i need an answer asap. , you! select the correct answer from each drop-down menu. simplify the given polynomial and use it to complete the statement. the polynomial simplifies to an expression that is a blank with a blank degree of blank .

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

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