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A positive number minus a negative number? x - -x is the same as x + x because the negative signs cancel each other out and become positive. So, when you see two negative signs right after the other, just add.

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โˆ™ 2009-03-18 04:37:58
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Q: What does a plus minus a minus equal?
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Related questions

What does a minus and a plus equal?

a minus and a plus equal a minus number yeh dude


Does plus minus mean plus?

Same mathematical signs equal plus Different mathematical signs equal minus Plus Plus = Plus (+)(+) = + Minus Minus = Plus (-)(-) = + Plus Minus = Minus (+)(-) = - Minus Plus = Minus (-)(+) = - So the direct answer to your question would be: plus minus equals minus


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Yes it does. A minus is the opposite of something, so the minus of a minus is a plus.


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When you are using non-standard definitions of "plus" and "minus", or of "equal".


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A minus plus a minus is not necessarily positive. A minus multiplied by a minus is. The reason being that the minus of a minus is a positive. It's a double negative.


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