1/5x+1/2x=x+20

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Solution for 1/5x+1/2x=x+20 equation: 



1/5x+1/2x=x+20

We move all terms to the left:

1/5x+1/2x-(x+20)=0



Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R





Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We get rid of parentheses

1/5x+1/2x-x-20=0

We calculate fractions


-x+2x/10x^2+5x/10x^2-20=0

We add all the numbers together, and all the variables

-1x+2x/10x^2+5x/10x^2-20=0

We multiply all the terms by the denominator


-1x*10x^2+2x+5x-20*10x^2=0

We add all the numbers together, and all the variables

7x-1x*10x^2-20*10x^2=0

Wy multiply elements

-10x^3-200x^2+7x=0

We do not support expression: x^3

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