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X in (-oo:+oo)
1.3 = (240*X)/70200 // - (240*X)/70200
1.3-((240*X)/70200) = 0
(-2/585)*X+1.3 = 0
1.3-2/585*X = 0 // - 1.3
-2/585*X = -1.3 // : -2/585
X = -1.3/(-2/585)
X = 380.25038025
X = 380.25038025
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