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(2/5)*(2*x+1) = 3*(4-(3*x))+8 // - 3*(4-(3*x))+8
(2/5)*(2*x+1)-(3*(4-(3*x)))-8 = 0
(2/5)*(2*x+1)-3*(4-3*x)-8 = 0
2/5*(2*x+1)-3*(4-3*x)-8 = 0
2/5*(2*x+1)-3*(4-3*x)-8 = 0
49/5*x-58/5-8 = 0
49/5*x-98/5 = 0
49/5*x-98/5 = 0
49/5*x-98/5 = 0 // + 98/5
49/5*x = 98/5 // : 49/5
x = 98/5/49/5
x = 2
x = 2
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