3n+4*7n=75+3n

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Solution for 3n+4*7n=75+3n equation: 



3n+4*7n=75+3n

We move all terms to the left:

3n+4*7n-(75+3n)=0

We add all the numbers together, and all the variables

3n+4*7n-(3n+75)=0

Wy multiply elements

3n+28n-(3n+75)=0

We get rid of parentheses

3n+28n-3n-75=0

We add all the numbers together, and all the variables

28n-75=0

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

28n=75

n=75/28

n=2+19/28

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