7=7(x-3)

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



7=7(x-3)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-7x+28=0

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

-7x=-28

x=-28/-7

x=+4

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