40-6n=2(4-5n)

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Solution for 40-6n=2(4-5n) equation: 



40-6n=2(4-5n)

We move all terms to the left:

40-6n-(2(4-5n))=0

We add all the numbers together, and all the variables

-6n-(2(-5n+4))+40=0



We calculate terms in parentheses: -(2(-5n+4)), so:

2(-5n+4)

We multiply parentheses

-10n+8

Back to the equation:

-(-10n+8)



We get rid of parentheses

-6n+10n-8+40=0

We add all the numbers together, and all the variables

4n+32=0

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

4n=-32

n=-32/4

n=-8

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