3x+6=3(5x-4)+42

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Solution for 3x+6=3(5x-4)+42 equation: 



3x+6=3(5x-4)+42

We move all terms to the left:

3x+6-(3(5x-4)+42)=0



We calculate terms in parentheses: -(3(5x-4)+42), so:

3(5x-4)+42

We multiply parentheses

15x-12+42

We add all the numbers together, and all the variables

15x+30

Back to the equation:

-(15x+30)



We get rid of parentheses

3x-15x-30+6=0

We add all the numbers together, and all the variables

-12x-24=0

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

-12x=24

x=24/-12

x=-2

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