Mrs. Christensen deposits $3200 in a savings account with an interest rate of 6%. She leaves the money in the account for 5 years. part A- how much interest will she earn part B- After 5 years how much money will be in the account all together

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)