(-3)*(x+7)=3*(2x-1)

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Solution for (-3)*(x+7)=3*(2x-1) equation: 



(-3)(x+7)=3(2x-1)

We move all terms to the left:

(-3)(x+7)-(3(2x-1))=0

We multiply parentheses ..

(-3x-21)-(3(2x-1))=0



We calculate terms in parentheses: -(3(2x-1)), so:

3(2x-1)

We multiply parentheses

6x-3

Back to the equation:

-(6x-3)



We get rid of parentheses

-3x-6x-21+3=0

We add all the numbers together, and all the variables

-9x-18=0

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

-9x=18

x=18/-9

x=-2

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