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3*(5*x-(8/6))-3 = 18 // - 18
3*(5*x-(8/6))-18-3 = 0
3*(5*x-4/3)-18-3 = 0
3*(5*x-4/3)-18-3 = 0
15*x-22-3 = 0
15*x-25 = 0
15*x-25 = 0
15*x-25 = 0 // + 25
15*x = 25 // : 15
x = 25/15
x = 5/3
x = 5/3
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