3(3x+1)+7=3x+4

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Solution for 3(3x+1)+7=3x+4 equation: 



3(3x+1)+7=3x+4

We move all terms to the left:

3(3x+1)+7-(3x+4)=0

We multiply parentheses

9x-(3x+4)+3+7=0

We get rid of parentheses

9x-3x-4+3+7=0

We add all the numbers together, and all the variables

6x+6=0

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

6x=-6

x=-6/6

x=-1

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