Solve by completing the square p^2 +10p - 3 = 0

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?

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Express -5 2/5 as an improper fraction.