3+9=-4(7x-3)

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Solution for 3+9=-4(7x-3) equation: 



3+9=-4(7x-3)

We move all terms to the left:

3+9-(-4(7x-3))=0

We add all the numbers together, and all the variables

-(-4(7x-3))+12=0



We calculate terms in parentheses: -(-4(7x-3)), so:

-4(7x-3)

We multiply parentheses

-28x+12

Back to the equation:

-(-28x+12)



We get rid of parentheses

28x-12+12=0

We add all the numbers together, and all the variables

28x=0

x=0/28

x=0

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