3x+20+4x=7(x+3)

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Solution for 3x+20+4x=7(x+3) equation: 



3x+20+4x=7(x+3)

We move all terms to the left:

3x+20+4x-(7(x+3))=0

We add all the numbers together, and all the variables

7x-(7(x+3))+20=0



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

7(x+3)

We multiply parentheses

7x+21

Back to the equation:

-(7x+21)



We get rid of parentheses

7x-7x-21+20=0

We add all the numbers together, and all the variables

-1!=0

There is no solution for this equation

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