Simplify 6x + 6 + 5x - 8.

11x - 2

11x + 2

9x

11x-2; SInce you have to add 6x and 5x because they are 'like terms' meaning they share the same variable. You also add the 6 and the - 8, which is basically doing 6-8, which equals - 2. So, you put these two numbers together to get an expression of 11x-2.