algebra

solve using the elimination method. show your work. if the system has no solution or an infinite number of solutions, state this x+y=10
x-y=2

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  1. x+y = 10
    x-y = 2 add
    ------------
    2 x + 0 y = 12

    x = 6
    y = 4

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  2. 3r+5s=

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