when adam started his career, he placed $500 in a savings account with a 2.7% simple interest rate. how much will be in the account in total after he retired in 30 years?

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is