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(2*(x+1))/3 = 5*x-3 // - 5*x-3
(2*(x+1))/3-(5*x)+3 = 0
(2*(x+1))/3-5*x+3 = 0
(2*(x+1))/3+(-5*3*x)/3+(3^2)/3 = 0
2*(x+1)-5*3*x+9 = 0
2-13*x+9 = 0
11-13*x = 0
(11-13*x)/3 = 0
(11-13*x)/3 = 0 // * 3
11-13*x = 0
11-13*x = 0 // - 11
-13*x = -11 // : -13
x = -11/(-13)
x = 11/13
x = 11/13
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