8x+9=3(x-7)

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Solution for 8x+9=3(x-7) equation: 



8x+9=3(x-7)

We move all terms to the left:

8x+9-(3(x-7))=0



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

3(x-7)

We multiply parentheses

3x-21

Back to the equation:

-(3x-21)



We get rid of parentheses

8x-3x+21+9=0

We add all the numbers together, and all the variables

5x+30=0

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

5x=-30

x=-30/5

x=-6

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