1/3(x+21)+2/3x=-2

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Solution for 1/3(x+21)+2/3x=-2 equation: 



1/3(x+21)+2/3x=-2

We move all terms to the left:

1/3(x+21)+2/3x-(-2)=0



Domain of the equation: 3(x+21)!=0

x∈R





Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We add all the numbers together, and all the variables

1/3(x+21)+2/3x+2=0

We calculate fractions


3x/(9x^2+189x)+(6xx/(9x^2+189x)+2=0

We calculate fractions

We do not support expression: x^3

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