# How do you simplify abs(4+(-10))?

$\left\mid 4 + \left(- 10\right) \right\mid = \left\mid 4 - 10 \right\mid$
$= \left\mid - 6 \right\mid$
As $- 6$ is 6 units away from zero, we can say that $\left\mid - 6 \right\mid = 6$
color(green)(abs(4+(-10)) = 6