Question

How do you simplify `19x -y -2z+x+5y+2z`?

Answer 1

`20x+4y`

Explanation:

Let's reorder the terms so that the like terms are together.

`19x+x-y+5y-2z+2z`

Now, simplify by adding or subtracting:

`20x+4y+0z`

`20x+4y`