7x-1+2/5x=71/40

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Solution for 7x-1+2/5x=71/40 equation: 


x in (-oo:+oo)

7*x+(2/5)*x-1 = 71/40 // - 71/40

7*x+(2/5)*x-(71/40)-1 = 0

7*x+(2/5)*x-71/40-1 = 0

37/5*x-111/40 = 0 // + 111/40

37/5*x = 111/40 // : 37/5

x = 111/40/37/5

x = 3/8

x = 3/8

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