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-3.5=71/2+x
We move all terms to the left:
-3.5-(71/2+x)=0
Domain of the equation: 2+x)!=0We add all the numbers together, and all the variables
We move all terms containing x to the left, all other terms to the right
x)!=-2
x!=-2/1
x!=-2
x∈R
-(+x+71/2)-3.5=0
We get rid of parentheses
-x-3.5-71/2=0
We multiply all the terms by the denominator
-x*2-71-(3.5)*2=0
We add all the numbers together, and all the variables
-x*2-78=0
Wy multiply elements
-2x-78=0
We move all terms containing x to the left, all other terms to the right
-2x=78
x=78/-2
x=-39
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