5x+7(2x-4/5)=81

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Solution for 5x+7(2x-4/5)=81 equation: 


x in (-oo:+oo)

7*(2*x-(4/5))+5*x = 81 // - 81

7*(2*x-(4/5))+5*x-81 = 0

7*(2*x-4/5)+5*x-81 = 0

7*(2*x-4/5)+5*x-81 = 0

19*x-81-28/5 = 0

19*x-433/5 = 0

19*x-433/5 = 0

19*x-433/5 = 0 // + 433/5

19*x = 433/5 // : 19

x = 433/5/19

x = 433/95

x = 433/95

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