The total value of nickels, dimes, and quarters, in cents, in a bag is described by the expression below. 5n + 10d + 25q

What do the coefficients in the expression represent?

Ineed with number 6 , explain how to get 1978

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?

Which number line correctly shows 0.8 + 0.3?