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3/7+1/2x=-9
We move all terms to the left:
3/7+1/2x-(-9)=0
Domain of the equation: 2x!=0We add all the numbers together, and all the variables
x!=0/2
x!=0
x∈R
1/2x+9+3/7=0
We calculate fractions
There is no solution for this equation
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