5(n-8)-8(1-8n)=21

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Solution for 5(n-8)-8(1-8n)=21 equation: 



5(n-8)-8(1-8n)=21

We move all terms to the left:

5(n-8)-8(1-8n)-(21)=0

We add all the numbers together, and all the variables

5(n-8)-8(-8n+1)-21=0

We multiply parentheses

5n+64n-40-8-21=0

We add all the numbers together, and all the variables

69n-69=0

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

69n=69

n=69/69

n=1

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