19=-7x+3(x-7)

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Solution for 19=-7x+3(x-7) equation: 



19=-7x+3(x-7)

We move all terms to the left:

19-(-7x+3(x-7))=0



We calculate terms in parentheses: -(-7x+3(x-7)), so:

-7x+3(x-7)

We multiply parentheses

-7x+3x-21

We add all the numbers together, and all the variables

-4x-21

Back to the equation:

-(-4x-21)



We get rid of parentheses

4x+21+19=0

We add all the numbers together, and all the variables

4x+40=0

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

4x=-40

x=-40/4

x=-10

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