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(5/2)*x-(1/2) = 29/2 // - 29/2
(5/2)*x-(1/2)-(29/2) = 0
(5/2)*x-1/2-29/2 = 0
5/2*x-15 = 0 // + 15
5/2*x = 15 // : 5/2
x = 15/5/2
x = 6
x = 6
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