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(-1/4)*(8*x+12) = (2/3)*(18*x-33) // - (2/3)*(18*x-33)
(-1/4)*(8*x+12)-((2/3)*(18*x-33)) = 0
(-1/4)*(8*x+12)+(-2/3)*(18*x-33) = 0
-1/4*(8*x+12)-2/3*(18*x-33) = 0
-1/4*(8*x+12)-2/3*(18*x-33) = 0
19-14*x = 0
19-14*x = 0
19-14*x = 0 // - 19
-14*x = -19 // : -14
x = -19/(-14)
x = 19/14
x = 19/14
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