Which phrase matches the algebraic expression below? 3(x + 7) + 10

Three times the sum of x and seven plus ten

Three times x plus the sum of seven and ten

Three times x minus seven plus ten

Three times the difference of x and seven plus ten

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

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of