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3*x-x-(x/3)-(8/5)-(1/4)+7 = 4-(x/3)-(8*x)-(5/10) // - 4-(x/3)-(8*x)-(5/10)
3*x-x-(x/3)+x/3+8*x-(8/5)-(1/4)+5/10-4+7 = 0
3*x-x-(x/3)+x/3+8*x-8/5-1/4+5/10-4+7 = 0
10*x+33/20 = 0 // - 33/20
10*x = -33/20 // : 10
x = -33/20/10
x = -33/200
x = -33/200
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