2(-5n+7)=-20+7n

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Solution for 2(-5n+7)=-20+7n equation: 



2(-5n+7)=-20+7n

We move all terms to the left:

2(-5n+7)-(-20+7n)=0

We add all the numbers together, and all the variables

2(-5n+7)-(7n-20)=0

We multiply parentheses

-10n-(7n-20)+14=0

We get rid of parentheses

-10n-7n+20+14=0

We add all the numbers together, and all the variables

-17n+34=0

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

-17n=-34

n=-34/-17

n=+2

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