-7(x+3)-7x=x-6(2x+1)

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Solution for -7(x+3)-7x=x-6(2x+1) equation: 



-7(x+3)-7x=x-6(2x+1)

We move all terms to the left:

-7(x+3)-7x-(x-6(2x+1))=0

We add all the numbers together, and all the variables

-7x-7(x+3)-(x-6(2x+1))=0

We multiply parentheses

-7x-7x-(x-6(2x+1))-21=0



We calculate terms in parentheses: -(x-6(2x+1)), so:

x-6(2x+1)

We multiply parentheses

x-12x-6

We add all the numbers together, and all the variables

-11x-6

Back to the equation:

-(-11x-6)



We add all the numbers together, and all the variables

-14x-(-11x-6)-21=0

We get rid of parentheses

-14x+11x+6-21=0

We add all the numbers together, and all the variables

-3x-15=0

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

-3x=15

x=15/-3

x=-5

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