21x+63=11-(x+3)

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Solution for 21x+63=11-(x+3) equation: 



21x+63=11-(x+3)

We move all terms to the left:

21x+63-(11-(x+3))=0



We calculate terms in parentheses: -(11-(x+3)), so:

11-(x+3)

determiningTheFunctionDomain
-(x+3)+11

We get rid of parentheses

-x-3+11

We add all the numbers together, and all the variables

-1x+8

Back to the equation:

-(-1x+8)



We get rid of parentheses

21x+1x-8+63=0

We add all the numbers together, and all the variables

22x+55=0

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

22x=-55

x=-55/22

x=-2+1/2

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