A sample problem solved by Quickmath web math calculator

Command Simplify Expression A sum of 4 terms. The first term of the sum is equal to a product that contains 2 factors. The first factor of the product is equal to twenty. The second factor of the product is k. The second term of the sum is seven. The third term of the sum is equal to a product that comprises 2 factors. The first factor of the product is negative two. The second factor of the product is k. The four term of the sum is equal to eight. twenty times k plus seven plus left brace negative two right brace multiplied by k plus eight. Result A sum that comprises 2 terms. The first term of the sum is a product that comprises 2 factors. The first factor of the product is equal to eighteen. The second factor of the product is equal to k. The second term of the sum is equal to fifteen. eighteen times k plus fifteen.