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4 February, 04:52

What is x and y

x+y = 27. y=x+3

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  1. 4 February, 05:07
    0
    plug y into the first equation to get x+x+3 = 27

    simplify this and get x = 12

    since x = 12, plug this into the second equation and get y = 15

    Ans: x = 12 y = 15
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