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18 September, 19:47

If 7+√5 is equal to √5 plus a number, what do you know about the number? Why?

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  1. 18 September, 19:59
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    7.

    Step-by-step explanation:

    Let the number be n, then

    7 + √5 = n + √5

    As the 2 sides are equal in value, n must be 7.
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