Please help me out! I can’t do this on my own.

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 of the following expressions cannot be simplified to x – 2?

Write each rational number in the form a/b, where a and b are integers. 1. 5 1/6 2. -12