Question

-10 + (-15) =
+
what do i do first​

Answer 1

-10 + (-15) is -25 and you do subtraction first.

Explanation:

Since negative + negative is negative, you ignore the plus sign and continue with the equation. So -10 minus -15 is -25.

Answer 2

-15 then -10 = -25 we can only take one sign that accompanies the -10 and put in front of the brackets.

Explanation:

-10 + (-15) = -25

just like (-15) -10 = 25

This is because ( ) is order of parenthesis Brackets first.