Question

How to simplify all this numbers to make one equation?

Answer 1

$6-(x+2)-4x=6-x-2-4x=-5x+4$

Answer 2

6-(x+2)-4x  You must first multiply all terms in the parentheses by -1

6-x-2-4x, then you must combine like terms

(-x-4x)+(6-2)

-5x+4