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

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Answer 1 · 2017-02-07T14:17:56

See the entire simplification process below:

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

$13 - 12 + 15$ $13 - 12 + 15$

Now, add and subtract as appropriate:

$(13 - 12) + 15$ $(13 - 12) + 15$

$1 + 15$ $1 + 15$

$16$ $16$

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