3(n+10)=7(3-4n)

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Solution for 3(n+10)=7(3-4n) equation: 



3(n+10)=7(3-4n)

We move all terms to the left:

3(n+10)-(7(3-4n))=0

We add all the numbers together, and all the variables

3(n+10)-(7(-4n+3))=0

We multiply parentheses

3n-(7(-4n+3))+30=0



We calculate terms in parentheses: -(7(-4n+3)), so:

7(-4n+3)

We multiply parentheses

-28n+21

Back to the equation:

-(-28n+21)



We get rid of parentheses

3n+28n-21+30=0

We add all the numbers together, and all the variables

31n+9=0

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

31n=-9

n=-9/31

n=-9/31

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