Will mark brainliest and 15 points Solve both for the x and y values to use and graph

2x - 3y = -12
x + y = 9

You don’t need to graph it I just need the x and y and work for both equations.

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as