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Sxi-2х2 +5×3=2 3х, +х2 - 2х3 = -7 4х, -3х2 +X3 = +5

Posted: Thu Jun 30, 2022 9:33 pm
by answerhappygod
 1
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Sxi-2х2 +5×3=2 3х, +х2 - 2х3 = -7 4х, -3х2 +X3 = +5