I am stuck on this particular problem: 3x + 4y - 2x + 3y? and also this problem: x + 40 = 2x - 20? I know I have to isolate the x's and y's, but am finding it a bit complicated to...
I am stuck on this particular problem: 3x + 4y - 2x + 3y? and also this problem: x + 40 = 2x - 20? I know I have to isolate the x's and y's, but am finding it a bit complicated to...