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6*x+(1/2)*x+2 = 71/16 // - 71/16
6*x+(1/2)*x-(71/16)+2 = 0
6*x+(1/2)*x-71/16+2 = 0
13/2*x-39/16 = 0 // + 39/16
13/2*x = 39/16 // : 13/2
x = 39/16/13/2
x = 3/8
x = 3/8
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