Mathematics, 13.04.2020 22:52, Roberto2014

Which are equivalent expressions?
Check all that are true.

y + x = 2x

x + x + x + x = 4x

x + x = 2x

x + y + y + x = 2x + 2y

x + y + x + x = 2x + y

Answers: 3

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Do you know the correct answer?

Which are equivalent expressions?
Check all that are true.

y + x = 2x

...