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malta578Dasha
@malta578Dasha
August 2022
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Чему равно значение выражения 1,2x-(-0,4x+2,4y) если 3y-2x=-5
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Hembek
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Vladislav006
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3у-2х=-5⇒2х-3у=5
1,2х+0,4х-2,4у=1,6х-2,4у=0,8(2х-3у)=0,8*5=4
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3у-2х=-5⇒2х-3у=51,2х+0,4х-2,4у=1,6х-2,4у=0,8(2х-3у)=0,8*5=4