4n+9=2n-(5n+3)

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Solution for 4n+9=2n-(5n+3) equation: 



4n+9=2n-(5n+3)

We move all terms to the left:

4n+9-(2n-(5n+3))=0



We calculate terms in parentheses: -(2n-(5n+3)), so:

2n-(5n+3)

We get rid of parentheses

2n-5n-3

We add all the numbers together, and all the variables

-3n-3

Back to the equation:

-(-3n-3)



We get rid of parentheses

4n+3n+3+9=0

We add all the numbers together, and all the variables

7n+12=0

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

7n=-12

n=-12/7

n=-1+5/7

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