2z/9-7=2 - solution

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Solution for 2z/9-7=2 equation:

z in (-oo:+oo)

(2*z)/9-7 = 2 // - 2

(2*z)/9-7-2 = 0

2/9*z-9 = 0 // + 9

2/9*z = 9 // : 2/9

z = 9/2/9

z = 81/2

z = 81/2

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