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-2/5x-7/15x+1/3x=-40
We move all terms to the left:
-2/5x-7/15x+1/3x-(-40)=0
Domain of the equation: 5x!=0
x!=0/5
x!=0
x∈R
Domain of the equation: 15x!=0
x!=0/15
x!=0
x∈R
Domain of the equation: 3x!=0We add all the numbers together, and all the variables
x!=0/3
x!=0
x∈R
-2/5x-7/15x+1/3x+40=0
We calculate fractions
We do not support expression: x^3
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