-2(-5n-10)=-10

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Solution for -2(-5n-10)=-10 equation: 



-2(-5n-10)=-10

We move all terms to the left:

-2(-5n-10)-(-10)=0

We add all the numbers together, and all the variables

-2(-5n-10)+10=0

We multiply parentheses

10n+20+10=0

We add all the numbers together, and all the variables

10n+30=0

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

10n=-30

n=-30/10

n=-3

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