What is the answer to an addition problem called

Which value of c would make he following expression completely factored? 8x+cy

Is it true or false i’m trying to pass this test so i can leave school

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?