z/2+5=9z/2

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


z in (-oo:+oo)

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

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

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

5-4*z = 0 // - 5

-4*z = -5 // : -4

z = -5/(-4)

z = 5/4

z = 5/4

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