161=-7(2x+1)-7x

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Solution for 161=-7(2x+1)-7x equation: 



161=-7(2x+1)-7x

We move all terms to the left:

161-(-7(2x+1)-7x)=0



We calculate terms in parentheses: -(-7(2x+1)-7x), so:

-7(2x+1)-7x

We add all the numbers together, and all the variables

-7x-7(2x+1)

We multiply parentheses

-7x-14x-7

We add all the numbers together, and all the variables

-21x-7

Back to the equation:

-(-21x-7)



We get rid of parentheses

21x+7+161=0

We add all the numbers together, and all the variables

21x+168=0

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

21x=-168

x=-168/21

x=-8

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