Images 3Х 3 5Х

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3х 3 5х. 2х-5 2 х-5 2х-5 х-5 2. 1/1х2+1/2х3+1/3х4 +1/99х100. 3х2,5. 5-2х=-3х.
2х-5 2 х-5 2х-5 х-5 2. 1/1х2+1/2х3+1/3х4 +1/99х100. 3х2,5. 5-2х=-3х.

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