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.