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47/6 = 2*x+5*x+2 // - 2*x+5*x+2
47/6-(2*x)-(5*x)-2 = 0
47/6-2*x-5*x-2 = 0
35/6-7*x = 0 // - 35/6
-7*x = -35/6 // : -7
x = -35/6/(-7)
x = 5/6
x = 5/6
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