Jamar deposited $200 into a savings account. The account earns 2.5% annual compound interest. If your mom makes no additional deposits or withdrawals, how much interest will he have earned at the end of 20 years?

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.