6x+21=(2x+7)

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Solution for 6x+21=(2x+7) equation: 



6x+21=(2x+7)

We move all terms to the left:

6x+21-((2x+7))=0



We calculate terms in parentheses: -((2x+7)), so:

(2x+7)

We get rid of parentheses

2x+7

Back to the equation:

-(2x+7)



We get rid of parentheses

6x-2x-7+21=0

We add all the numbers together, and all the variables

4x+14=0

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

4x=-14

x=-14/4

x=-3+1/2

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