(5x-45)/4=(4x+36)/5

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Solution for (5x-45)/4=(4x+36)/5 equation: 


x in (-oo:+oo)

(5*x-45)/4 = (4*x+36)/5 // - (4*x+36)/5

(5*x-45)/4-((4*x+36)/5) = 0

(5*x-45)/4+(-1*(4*x+36))/5 = 0

(5*(5*x-45))/(4*5)+(-1*4*(4*x+36))/(4*5) = 0

5*(5*x-45)-1*4*(4*x+36) = 0

9*x-369 = 0

(9*x-369)/(4*5) = 0

(9*x-369)/(4*5) = 0 // * 4*5

9*x-369 = 0

9*x-369 = 0 // + 369

9*x = 369 // : 9

x = 369/9

x = 41

x = 41

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