126=-7(5x-2)+7

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Solution for 126=-7(5x-2)+7 equation: 



126=-7(5x-2)+7

We move all terms to the left:

126-(-7(5x-2)+7)=0



We calculate terms in parentheses: -(-7(5x-2)+7), so:

-7(5x-2)+7

We multiply parentheses

-35x+14+7

We add all the numbers together, and all the variables

-35x+21

Back to the equation:

-(-35x+21)



We get rid of parentheses

35x-21+126=0

We add all the numbers together, and all the variables

35x+105=0

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

35x=-105

x=-105/35

x=-3

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