2(-5n+6)-4(1+2n)=80

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Solution for 2(-5n+6)-4(1+2n)=80 equation: 



2(-5n+6)-4(1+2n)=80

We move all terms to the left:

2(-5n+6)-4(1+2n)-(80)=0

We add all the numbers together, and all the variables

2(-5n+6)-4(2n+1)-80=0

We multiply parentheses

-10n-8n+12-4-80=0

We add all the numbers together, and all the variables

-18n-72=0

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

-18n=72

n=72/-18

n=-4

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