15x+42=8(10+3x)-2

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Solution for 15x+42=8(10+3x)-2 equation: 



15x+42=8(10+3x)-2

We move all terms to the left:

15x+42-(8(10+3x)-2)=0

We add all the numbers together, and all the variables

15x-(8(3x+10)-2)+42=0



We calculate terms in parentheses: -(8(3x+10)-2), so:

8(3x+10)-2

We multiply parentheses

24x+80-2

We add all the numbers together, and all the variables

24x+78

Back to the equation:

-(24x+78)



We get rid of parentheses

15x-24x-78+42=0

We add all the numbers together, and all the variables

-9x-36=0

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

-9x=36

x=36/-9

x=-4

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