3x - 2y = 4
x = 2
3(2) - 2y = 4
6 - 2y = 4
2y = 2
y = 1
y = 2x - 1
x + 2y = 3
x + 2(2x - 1) = 3
x + 4x - 2 = 3
5x = 5
x = 1
y = 1
Am I even doing this right? The book only gave two examples and that's not how it was done but I don't know what else to do. I missed this chapter because I picked the class up late and there aren't enough examples.