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# What do you need to add to -7 to get 2?

Updated: 9/27/2023

Wiki User

5y ago

nine

add 7 to get from -7 to 0

then add 2 to get to 2

7 + 2 = 9

Wiki User

5y ago
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## A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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### What do you need add to -7 to get 2?

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-2, of course!

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The easiest way is to just find a common denominator. You will have to first turn your mixed fraction into an improper fraction. For example 8/7 and 1 and 2/7 is an example of an improper fraction and a mixed fraction. think of 1 and 7/7 and add it to 2/7 so 1 and 2/7 is 9/7. Now add 9 and 8 and the answer is 17/7. In some cases, you will need to find a common denominator after changing the mixed fraction into an improper one. 3/2 and 1 and 2/5 is an example 1 and 2/5 is 7/5 and to add fifths and halves you need a common denominator of 10 So 3/2 is 15/10 and 7/5 is 14/10, now add them and you have 14+15 =29/10

### What do you need to add to -7 to get to 7?

The answer is 14. i.e. (-7)+14=7