Solve -58-((-7)-(-12)): Order of Operations with Negative Numbers

According to the order of operations, we first solve the exercise within parentheses:

Remember that the product of a negative by a negative results in a positive, therefore:

$-(-12)=+12$

We obtain the exercise:

$-58-(-7+12)=$

We solve the exercise within parentheses:

$-7+12=5$

Now we obtain:

$-58-5=-63$