Simple math a-lot of points must do at least 3 questions not the ones the person before you did

After two years, how much has been paid into interest?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

X+ y = 5 ; x - y =3 solve using linear combination