Mathematics, 18.04.2020 06:42 math9878

Which are equivalent expressions?
9x = 9 • x
9xyz = 9 + x + y + z
9xyz = 9 • x • y • z
9y = 9 + y
9x • y = 9xy

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Which are equivalent expressions?
9x = 9 • x
9xyz = 9 + x + y + z
9xyz = 9 • x • y...

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