1/2z+5=9

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Solution for 1/2z+5=9 equation: 


z in (-oo:+oo)

(1/2)*z+5 = 9 // - 9

(1/2)*z-9+5 = 0

1/2*z-4 = 0 // + 4

1/2*z = 4 // : 1/2

z = 4/1/2

z = 8

z = 8

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