(6x+3)=(8x-21)

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Solution for (6x+3)=(8x-21) equation: 



(6x+3)=(8x-21)

We move all terms to the left:

(6x+3)-((8x-21))=0

We get rid of parentheses

6x-((8x-21))+3=0



We calculate terms in parentheses: -((8x-21)), so:

(8x-21)

We get rid of parentheses

8x-21

Back to the equation:

-(8x-21)



We get rid of parentheses

6x-8x+21+3=0

We add all the numbers together, and all the variables

-2x+24=0

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

-2x=-24

x=-24/-2

x=+12

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