5/2x-8/2=21/2

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Solution for 5/2x-8/2=21/2 equation: 


x in (-oo:+oo)

(5/2)*x-(8/2) = 21/2 // - 21/2

(5/2)*x-(8/2)-(21/2) = 0

(5/2)*x-21/2-4 = 0

5/2*x-29/2 = 0 // + 29/2

5/2*x = 29/2 // : 5/2

x = 29/2/5/2

x = 29/5

x = 29/5

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