so i'm doing pre-algerbra and i'm doing whole numbers-dividing. and the directions says "divide. check your work by multiplying" and the first problem is 63 divide by 7 but how do i check it by multiplying? help me pls im getting so frustrated.

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

Long division the problem is 40 ➗ 348 = ?

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer