42+10n=-3(1-5n)

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Solution for 42+10n=-3(1-5n) equation: 



42+10n=-3(1-5n)

We move all terms to the left:

42+10n-(-3(1-5n))=0

We add all the numbers together, and all the variables

10n-(-3(-5n+1))+42=0



We calculate terms in parentheses: -(-3(-5n+1)), so:

-3(-5n+1)

We multiply parentheses

15n-3

Back to the equation:

-(15n-3)



We get rid of parentheses

10n-15n+3+42=0

We add all the numbers together, and all the variables

-5n+45=0

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

-5n=-45

n=-45/-5

n=+9

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