1+1/2x=9+9/20

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Solution for 1+1/2x=9+9/20 equation: 


x in (-oo:+oo)

(1/2)*x+1 = 9/20+9 // - 9/20+9

(1/2)*x-(9/20)-9+1 = 0

(1/2)*x-9/20-9+1 = 0

1/2*x-169/20 = 0 // + 169/20

1/2*x = 169/20 // : 1/2

x = 169/20/1/2

x = 169/10

x = 169/10

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