the questions 13. Verify associativity of addition of rational numbers i.e. if (x + y) + z= x+ (y+z) = . y = and z = -1

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the questions
13. Verify associativity of addition of rational numbers i.e. if (x + y) + z= x+ (y+z)
= . y = and z =
-1
5
-13
12​

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Eva 1 month 2021-08-16T15:14:22+00:00 2 Answers 0 views 0

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    0
    2021-08-16T15:15:53+00:00

    Answer:

    y=? and x=? I can’t understand please tell me.

    0
    2021-08-16T15:16:03+00:00

    Answer:

    please tell me the value of x and y.

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18:9+8+9*3-7:3-1*13 = ? ( )