-4n+9=2(2n-1)+7

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Solution for -4n+9=2(2n-1)+7 equation: 



-4n+9=2(2n-1)+7

We move all terms to the left:

-4n+9-(2(2n-1)+7)=0



We calculate terms in parentheses: -(2(2n-1)+7), so:

2(2n-1)+7

We multiply parentheses

4n-2+7

We add all the numbers together, and all the variables

4n+5

Back to the equation:

-(4n+5)



We get rid of parentheses

-4n-4n-5+9=0

We add all the numbers together, and all the variables

-8n+4=0

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

-8n=-4

n=-4/-8

n=1/2

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