For jack's birthday, his mom is taking him and 12 friends to the zoo. if she pays $11 for each ticket using her credit card, what impact will it have on the available credit left on her credit card?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)