(2z/7)-2=-5

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Solution for (2z/7)-2=-5 equation: 


z in (-oo:+oo)

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

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

2/7*z+3 = 0 // - 3

2/7*z = -3 // : 2/7

z = -3/2/7

z = -21/2

z = -21/2

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