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5(x)-2(-8)=9
We move all terms to the left:
5(x)-2(-8)-(9)=0
determiningTheFunctionDomain 5x-9-2(-8)=0
We add all the numbers together, and all the variables
5x+7=0
We move all terms containing x to the left, all other terms to the right
5x=-7
x=-7/5
x=-1+2/5
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