3(7x+4)+6=81

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Solution for 3(7x+4)+6=81 equation: 



3(7x+4)+6=81

We move all terms to the left:

3(7x+4)+6-(81)=0

We add all the numbers together, and all the variables

3(7x+4)-75=0

We multiply parentheses

21x+12-75=0

We add all the numbers together, and all the variables

21x-63=0

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

21x=63

x=63/21

x=3

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