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Y-4 = (-3/4)*(x-2) // - (-3/4)*(x-2)
Y-((-3/4)*(x-2))-4 = 0
(3/4)*(x-2)+Y-4 = 0
3/4*(x-2)+Y-4 = 0
3/4*(x-2)+Y-4 = 0
Y+3/4*x-4-3/2 = 0
Y+3/4*x-11/2 = 0
Y+3/4*x-11/2 = 0
Y+3/4*x-11/2 = 0 // - Y-11/2
3/4*x = -(Y-11/2) // : 3/4
x = (-(Y-11/2))/3/4
x = 4/3*(11/2-Y)
x = 4/3*(11/2-Y)
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