-4(2n-7)=20

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Solution for -4(2n-7)=20 equation: 



-4(2n-7)=20

We move all terms to the left:

-4(2n-7)-(20)=0

We multiply parentheses

-8n+28-20=0

We add all the numbers together, and all the variables

-8n+8=0

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

-8n=-8

n=-8/-8

n=1

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