Substitution

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 If x = 5, then what is y in the expression below.


y = (x + 5) * (5 - 5)

Comments

  1. Anonymous19 October 2020 at 17:36

    To substitute, you just need to make all the x's you see into fives. That then gives you (5 + 5) * (5 - 5) which is 10 * 0 = 0

    ReplyDelete

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