# How do you find the sum of (x+3) and (-x-4)?

Dec 4, 2016

$- 1$

#### Explanation:

color(blue)((x+3)+(-x-4)

Remove the brackets

$\rightarrow x + 3 - x - 4$

Add the $x ' s$

$\rightarrow \textcolor{red}{x} + 3 \textcolor{red}{- x} - 4$

$\rightarrow 3 - 4$

color(green)(rArr-1