Have a nice day and be kin!

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog