Question

Simplify the following expression.5x - 6y + 5z - x - 12y + 2z

Answer 1

Let me color those.\[\color{green}{5x} \color{#C00}{-6y} + \color{blue}{5z} \color{green}{-x} \color{#C00}{-12y} \color{blue}{+2z} \]

Answer 2

Here are my choices:
6x - 18y + 7z
4x - 18y + 7z
4x - 6y + 7z
6x - 6y + 7z

Answer 3

OK, so can you do the stuff with the green ones?

Answer 4

Ok so 4x -18y + 7z

Answer 5

It wasnt as hard when you colored them :) Thanks a bunch

Answer 6

Woohoo!