-3=3(x-7)-5x

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Solution for -3=3(x-7)-5x equation: 



-3=3(x-7)-5x

We move all terms to the left:

-3-(3(x-7)-5x)=0



We calculate terms in parentheses: -(3(x-7)-5x), so:

3(x-7)-5x

We add all the numbers together, and all the variables

-5x+3(x-7)

We multiply parentheses

-5x+3x-21

We add all the numbers together, and all the variables

-2x-21

Back to the equation:

-(-2x-21)



We get rid of parentheses

2x+21-3=0

We add all the numbers together, and all the variables

2x+18=0

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

2x=-18

x=-18/2

x=-9

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