-42=3(8x+4)-5(1-5x)

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Solution for -42=3(8x+4)-5(1-5x) equation: 



-42=3(8x+4)-5(1-5x)

We move all terms to the left:

-42-(3(8x+4)-5(1-5x))=0

We add all the numbers together, and all the variables

-(3(8x+4)-5(-5x+1))-42=0



We calculate terms in parentheses: -(3(8x+4)-5(-5x+1)), so:

3(8x+4)-5(-5x+1)

We multiply parentheses

24x+25x+12-5

We add all the numbers together, and all the variables

49x+7

Back to the equation:

-(49x+7)



We get rid of parentheses

-49x-7-42=0

We add all the numbers together, and all the variables

-49x-49=0

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

-49x=49

x=49/-49

x=-1

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