168=7x-7(7x+6)

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Solution for 168=7x-7(7x+6) equation: 



168=7x-7(7x+6)

We move all terms to the left:

168-(7x-7(7x+6))=0



We calculate terms in parentheses: -(7x-7(7x+6)), so:

7x-7(7x+6)

We multiply parentheses

7x-49x-42

We add all the numbers together, and all the variables

-42x-42

Back to the equation:

-(-42x-42)



We get rid of parentheses

42x+42+168=0

We add all the numbers together, and all the variables

42x+210=0

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

42x=-210

x=-210/42

x=-5

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