(1781)/(x+31)=45.67

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Solution for (1781)/(x+31)=45.67 equation: 


D( x )

x+31 = 0

x+31 = 0

x+31 = 0

x+31 = 0 // - 31

x = -31

x in (-oo:-31) U (-31:+oo)

1781/(x+31) = 45.67 // - 45.67

1781/(x+31)-45.67 = 0

1781/(x+31)+(-45.67*(x+31))/(x+31) = 0

1781-45.67*(x+31) = 0

365.23-45.67*x = 0

(365.23-45.67*x)/(x+31) = 0

(365.23-45.67*x)/(x+31) = 0 // * x+31

365.23-45.67*x = 0

365.23-45.67*x = 0 // - 365.23

-45.67*x = -365.23 // : -45.67

x = -365.23/(-45.67)

x = 7.99715349

x = 7.99715349

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