Hello Please help teach and solve the question Thank you:)

A popular savings plan that has recently been making the rounds on Facebook works as follows: Starting at the beginning of a year, you save 1 dollar the first week, then another 2 dollars the second week, and another 3 dollars the third week, for a whole year. Thus, in the final week of the year, you are saving 52 dollars. If you follow this plan for a whole year, how much money will you have saved? dollars