-40=-10(n+3)

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Solution for -40=-10(n+3) equation: 



-40=-10(n+3)

We move all terms to the left:

-40-(-10(n+3))=0



We calculate terms in parentheses: -(-10(n+3)), so:

-10(n+3)

We multiply parentheses

-10n-30

Back to the equation:

-(-10n-30)



We get rid of parentheses

10n+30-40=0

We add all the numbers together, and all the variables

10n-10=0

We move all terms containing n to the left, all other terms to the right

10n=10

n=10/10

n=1

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