3=(5-2n)+9n

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



3=(5-2n)+9n

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

(-2n+5)+9n

We add all the numbers together, and all the variables

9n+(-2n+5)

We get rid of parentheses

9n-2n+5

We add all the numbers together, and all the variables

7n+5

Back to the equation:

-(7n+5)



We get rid of parentheses

-7n-5+3=0

We add all the numbers together, and all the variables

-7n-2=0

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

-7n=2

n=2/-7

n=-2/7

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