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x in (-oo:+oo)
x/0.36 = 0.45/0.54 // - 0.45/0.54
x/0.36-(0.45/0.54) = 0
x/0.36-0.83333333 = 0
2.77777778*x-0.83333333 = 0 // + 0.83333333
2.77777778*x = 0.83333333 // : 2.77777778
x = 0.83333333/2.77777778
x = 0.3
x = 0.3
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