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Q: What does a minus plus a minus equal9?

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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

A plus + a plus is a plus.

A minus and a minus makes a plus A plus and a plus makes a plus A minus and a plus or plus and a minus makes a minus 7 - -2 is a minus and a minus Therefore the answer is 7 + 2 = 9

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

A plus with a minus under it means "plus or minus" in math.

A plus

Because both minus signs to be cut therefore minus * minus will be treated as plus numbers

No, it becomes a plus, since minus x minus = plus

A plus times a plus is still a plus. Below is the way I remembered it: If there is not a minus sign, it is plus (positive). If there is 1 minus sign, it is minus (negative). If there are 2 minus signs, it is plus (positive).

Your question does not make sense. It would probably be interpreted as a + = ++a ---a

a minus and a plus equal a minus number yeh dude

It is a problem that can be easily resolved with a calculator.

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