10n+7=-3(5-3n)

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Solution for 10n+7=-3(5-3n) equation: 



10n+7=-3(5-3n)

We move all terms to the left:

10n+7-(-3(5-3n))=0

We add all the numbers together, and all the variables

10n-(-3(-3n+5))+7=0



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

-3(-3n+5)

We multiply parentheses

9n-15

Back to the equation:

-(9n-15)



We get rid of parentheses

10n-9n+15+7=0

We add all the numbers together, and all the variables

n+22=0

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

n=-22

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