2z/7-1=-6

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Solution for 2z/7-1=-6 equation: 


z in (-oo:+oo)

(2*z)/7-1 = -6 // + 6

(2*z)/7-1+6 = 0

2/7*z+5 = 0 // - 5

2/7*z = -5 // : 2/7

z = -5/2/7

z = -35/2

z = -35/2

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