7=(x+3)

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Solution for 7=(x+3) equation: 



7=(x+3)

We move all terms to the left:

7-((x+3))=0



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

(x+3)

We get rid of parentheses

x+3

Back to the equation:

-(x+3)



We get rid of parentheses

-x-3+7=0

We add all the numbers together, and all the variables

-1x+4=0

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

-x=-4

x=-4/-1

x=+4

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