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2*((1/3)*x+4)-1 = (4/3)*x+x-3 // - (4/3)*x+x-3
2*((1/3)*x+4)-((4/3)*x)-x-1+3 = 0
2*((1/3)*x+4)+(-4/3)*x-x-1+3 = 0
2*(1/3*x+4)+(-4*x)/3-x-1+3 = 0
(2*3*(1/3*x+4))/3+(-4*x)/3+(3*(-x))/3+(-1*3)/3+(3^2)/3 = 0
2*3*(1/3*x+4)-4*x+3*(-x)-1*3+9 = 0
9-2*x-3*x-3+24 = 0
9-5*x-3+24 = 0
9-5*x+21 = 0
30-5*x = 0
(30-5*x)/3 = 0
(30-5*x)/3 = 0 // * 3
30-5*x = 0
30-5*x = 0 // - 30
-5*x = -30 // : -5
x = -30/(-5)
x = 6
x = 6
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