Photos 3.2 Х

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3.2 х. 7*2х-1+5*3х. 8^Х–4^Х=2^Х+1. Х-3/2+Х/3=Х-1/4+1. -2(Х-4)=3+7х.
7*2х-1+5*3х. 8^Х–4^Х=2^Х+1. Х-3/2+Х/3=Х-1/4+1. -2(Х-4)=3+7х.