7(x+3)=-21+7x

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Solution for 7(x+3)=-21+7x equation: 



7(x+3)=-21+7x

We move all terms to the left:

7(x+3)-(-21+7x)=0

We add all the numbers together, and all the variables

7(x+3)-(7x-21)=0

We multiply parentheses

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

We get rid of parentheses

7x-7x+21+21=0

We add all the numbers together, and all the variables

42!=0

There is no solution for this equation

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