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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(3(2x+7)), so:

3(2x+7)

We multiply parentheses

6x+21

Back to the equation:

-(6x+21)



We get rid of parentheses

2x-6x-21+1=0

We add all the numbers together, and all the variables

-4x-20=0

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

-4x=20

x=20/-4

x=-5

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