x+18=7-(4x+9)

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Solution for x+18=7-(4x+9) equation:



x+18=7-(4x+9)
We move all terms to the left:
x+18-(7-(4x+9))=0
We calculate terms in parentheses: -(7-(4x+9)), so:
7-(4x+9)
determiningTheFunctionDomain -(4x+9)+7
We get rid of parentheses
-4x-9+7
We add all the numbers together, and all the variables
-4x-2
Back to the equation:
-(-4x-2)
We get rid of parentheses
x+4x+2+18=0
We add all the numbers together, and all the variables
5x+20=0
We move all terms containing x to the left, all other terms to the right
5x=-20
x=-20/5
x=-4

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