-74=-2(1+5n)-8(9n+9)

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Solution for -74=-2(1+5n)-8(9n+9) equation: 



-74=-2(1+5n)-8(9n+9)

We move all terms to the left:

-74-(-2(1+5n)-8(9n+9))=0

We add all the numbers together, and all the variables

-(-2(5n+1)-8(9n+9))-74=0



We calculate terms in parentheses: -(-2(5n+1)-8(9n+9)), so:

-2(5n+1)-8(9n+9)

We multiply parentheses

-10n-72n-2-72

We add all the numbers together, and all the variables

-82n-74

Back to the equation:

-(-82n-74)



We get rid of parentheses

82n+74-74=0

We add all the numbers together, and all the variables

82n=0

n=0/82

n=0

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