-7x-19=-4(1+3x)

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Solution for -7x-19=-4(1+3x) equation: 



-7x-19=-4(1+3x)

We move all terms to the left:

-7x-19-(-4(1+3x))=0

We add all the numbers together, and all the variables

-7x-(-4(3x+1))-19=0



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

-4(3x+1)

We multiply parentheses

-12x-4

Back to the equation:

-(-12x-4)



We get rid of parentheses

-7x+12x+4-19=0

We add all the numbers together, and all the variables

5x-15=0

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

5x=15

x=15/5

x=3

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