5x/8x+1x/5x=66

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Solution for 5x/8x+1x/5x=66 equation: 



5x/8x+1x/5x=66

We move all terms to the left:

5x/8x+1x/5x-(66)=0



Domain of the equation: 8x!=0

x!=0/8

x!=0

x∈R





Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We calculate fractions


25x^2/40x^2+8x^2/40x^2-66=0

We multiply all the terms by the denominator


25x^2+8x^2-66*40x^2=0

We add all the numbers together, and all the variables

33x^2-66*40x^2=0

Wy multiply elements

33x^2-2640x^2=0

We add all the numbers together, and all the variables

-2607x^2=0

a = -2607; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-2607)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{-5214}=0$

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