15x/8x+8x/15x=18

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Solution for 15x/8x+8x/15x=18 equation: 



15x/8x+8x/15x=18

We move all terms to the left:

15x/8x+8x/15x-(18)=0



Domain of the equation: 8x!=0

x!=0/8

x!=0

x∈R





Domain of the equation: 15x!=0

x!=0/15

x!=0

x∈R



We calculate fractions


225x^2/120x^2+64x^2/120x^2-18=0

We multiply all the terms by the denominator


225x^2+64x^2-18*120x^2=0

We add all the numbers together, and all the variables

289x^2-18*120x^2=0

Wy multiply elements

289x^2-2160x^2=0

We add all the numbers together, and all the variables

-1871x^2=0

a = -1871; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-1871)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{-3742}=0$

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