40+8n=4(7n+5)

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Solution for 40+8n=4(7n+5) equation: 



40+8n=4(7n+5)

We move all terms to the left:

40+8n-(4(7n+5))=0



We calculate terms in parentheses: -(4(7n+5)), so:

4(7n+5)

We multiply parentheses

28n+20

Back to the equation:

-(28n+20)



We get rid of parentheses

8n-28n-20+40=0

We add all the numbers together, and all the variables

-20n+20=0

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

-20n=-20

n=-20/-20

n=1

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