How do you simplify #13+(-12)-(-15)#?

1 Answer
smendyka
Feb 7, 2017

See the entire simplification process below:

Explanation:

First, remove each term from parenthesis. Be sure to manage the signs of each individual term correctly:

#13 - 12 + 15#

Now, add and subtract as appropriate:

#(13 - 12) + 15#

#1 + 15#

#16#

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