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Mathematics, 04.06.2020 19:00 kbuhvu

Which property does each equation demonstrate? x2 + 2x = 2x + x2

(3z4 + 2z3) – (2z4 + z3) = z4 + z3

(2x2 + 7x) + (2y2 + 6y) = (2y2 + 6y) + (2x2 + 7x)

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Which property does each equation demonstrate? x2 + 2x = 2x + x2

(3z4 + 2z3) – (2z4 + z...

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