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4x-(-5)=7
We move all terms to the left:
4x-(-5)-(7)=0
determiningTheFunctionDomain 4x-7-(-5)=0
We add all the numbers together, and all the variables
4x-2=0
We move all terms containing x to the left, all other terms to the right
4x=2
x=2/4
x=1/2
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