x+1/4x+1/5x=87

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Solution for x+1/4x+1/5x=87 equation: 



x+1/4x+1/5x=87

We move all terms to the left:

x+1/4x+1/5x-(87)=0



Domain of the equation: 4x!=0

x!=0/4

x!=0

x∈R





Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We calculate fractions


x+5x/20x^2+4x/20x^2-87=0

We multiply all the terms by the denominator


x*20x^2+5x+4x-87*20x^2=0

We add all the numbers together, and all the variables

9x+x*20x^2-87*20x^2=0

Wy multiply elements

20x^3-1740x^2+9x=0

We do not support expression: x^3

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