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5*(z-(8/9))+x-(2*z) = 0
5*(z-8/9)+x-2*z = 0
5*(z-8/9)+x-2*z = 0
x+5*z-2*z-40/9 = 0
x+3*z-40/9 = 0
x+3*z-40/9 = 0
x+3*z-40/9 = 0 // - 3*z-40/9
x = -(3*z-40/9)
x = 40/9-(3*z)
x = 40/9-(3*z)
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