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(9x+18=2x+19)
We move all terms to the left:
(9x+18-(2x+19))=0
We calculate terms in parentheses: +(9x+18-(2x+19)), so:We get rid of parentheses
9x+18-(2x+19)
determiningTheFunctionDomain 9x-(2x+19)+18
We get rid of parentheses
9x-2x-19+18
We add all the numbers together, and all the variables
7x-1
Back to the equation:
+(7x-1)
7x-1=0
We move all terms containing x to the left, all other terms to the right
7x=1
x=1/7
x=1/7
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