2z/7-3=-6

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Solution for 2z/7-3=-6 equation: 


z in (-oo:+oo)

(2*z)/7-3 = -6 // + 6

(2*z)/7-3+6 = 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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