85=(1,5430)(13/90)r

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Solution for 85=(1,5430)(13/90)r equation: 


r in (-oo:+oo)

85 = 1.543*(13/90)*r // - 1.543*(13/90)*r

85-(1.543*(13/90)*r) = 0

85-0.22287778*r = 0

85-0.22287778*r = 0 // - 85

-0.22287778*r = -85 // : -0.22287778

r = -85/(-0.22287778)

r = 381.37494011

r = 381.37494011

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