Q: What does negative nine plus negative one equal?

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yes

Negative one times any number is equal to the opposite of that number.Negative one times negative one is positive one. -from wikipedia

One and nine twenty-fifths :)

The answer you are looking for is negetive 1, (-1)

-7 + 5x > 6x + 1 subtract 1 from both sides -8 + 5x > 6x subtract 5x from both sides -8 > x

Related questions

It is negative one plus nine imaginary.It is negative one plus nine imaginary.It is negative one plus nine imaginary.It is negative one plus nine imaginary.

-5

Nine.

Nine plus four equals thirteen and that's ONE baker's dozen.

yes

add 14.2

negative 12 i guess

10

0, of course! 4+-4=4-4. One negative plus one positive equals one negative.

Treat it like a positive and add an i. Explanation: The square root of negative nine is equal to the square root of nine times negative one is equal to the square root of nine times the square root of negative one. The square root of negative one represented by an italic lower case i. The square root of negative nine is 3i. √-9 = √9 * -1 = √9 * √-1 = 3i

Negative one, since +2+(-3)

Nine tenths plus two fifths minus one fourth is equal to 1.05