2z/7-8=-7

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Solution for 2z/7-8=-7 equation: 


z in (-oo:+oo)

(2*z)/7-8 = -7 // + 7

(2*z)/7-8+7 = 0

2/7*z-1 = 0 // + 1

2/7*z = 1 // : 2/7

z = 1/2/7

z = 7/2

z = 7/2

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