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14 October, 00:16

Given the system of linear equations. x + y = 7 2x + y = 5 Part A: Solve the system of linear equations using substitution Part B: Use a graph to verify your answer to the system In your final answer, include all of your work for both Parts A and B as well as the graph for Part B.

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  1. 14 October, 01:26
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    The answer - 2 ...
  2. 14 October, 01:58
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    1) x+y=7

    x=7-y

    2) 2x+y=5

    2 (7-y) + y=5

    14-2y+y=5

    -y=5-14

    y = 9

    x=7-9

    x=-2
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