How do you simplify abs( -31+15)|31+15|?

1 Answer
Mar 24, 2016

1616

Explanation:

11. Within the bars of the equation, do the addition of -3131 and 1515.

|-31+15||31+15|

=|-16|=|16|

22. The bars indicate that the result is always positive. Thus, remove the negative sign as well as the bars.

=color(green)(|bar(ul(color(white)(a/a)16color(white)(a/a)|)))