SOLUTION: Simplify -10 + (-30)

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Question 117889: Simplify

-10 + (-30)
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify
first, remember the rule:
adding two negative number is just like adding two
positive numbers,but result will have negative sign
-10+%2B+%28-30%29
-10+-+30+
-10+-+30+
-+40+