2(4+n)+5(-2n-9)=18

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Solution for 2(4+n)+5(-2n-9)=18 equation: 



2(4+n)+5(-2n-9)=18

We move all terms to the left:

2(4+n)+5(-2n-9)-(18)=0

We add all the numbers together, and all the variables

2(n+4)+5(-2n-9)-18=0

We multiply parentheses

2n-10n+8-45-18=0

We add all the numbers together, and all the variables

-8n-55=0

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

-8n=55

n=55/-8

n=-6+7/8

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