Find the least common denominator for these
two rational expressions. 3/n^2 -7/5n

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?