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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

7n-5(n-7)-27=0

We multiply parentheses

7n-5n+35-27=0

We add all the numbers together, and all the variables

2n+8=0

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

2n=-8

n=-8/2

n=-4

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