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Anonymous
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Kayleigh Padberg ∙
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To subtract number is the same as adding the additive inverse. 12 - (-3) is therefore the same as 12 + (+3) or simply 12 + 3.
Wiki User
-3+(-12) = -15
Negative 4 multiplied by 3 is equal to negative 12.
-3 + -12 = -15
+12
negative 12