-3(х - 5у)+5( х - 3у) =
= -3x + 15y + 5x - 15y =
-3x + 5x = 2x
Ответ: 2x.
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-3(х - 5у)+5( х - 3у) =
= -3x + 15y + 5x - 15y =
-3x + 5x = 2x
Ответ: 2x.