2z-1/5=7

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Solution for 2z-1/5=7 equation: 


z in (-oo:+oo)

2*z-(1/5) = 7 // - 7

2*z-(1/5)-7 = 0

2*z-1/5-7 = 0

2*z-36/5 = 0 // + 36/5

2*z = 36/5 // : 2

z = 36/5/2

z = 18/5

z = 18/5

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