122=-7x+3(-7x-6)

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Solution for 122=-7x+3(-7x-6) equation: 



122=-7x+3(-7x-6)

We move all terms to the left:

122-(-7x+3(-7x-6))=0



We calculate terms in parentheses: -(-7x+3(-7x-6)), so:

-7x+3(-7x-6)

We multiply parentheses

-7x-21x-18

We add all the numbers together, and all the variables

-28x-18

Back to the equation:

-(-28x-18)



We get rid of parentheses

28x+18+122=0

We add all the numbers together, and all the variables

28x+140=0

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

28x=-140

x=-140/28

x=-5

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