Which point is not on the graph of y =2x + 3?

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

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)