algebra 1

7X-2y=-39
X+5y=5

  1. 👍 0
  2. 👎 0
  3. 👁 73
asked by henry
  1. Multiply bottom equation by 7.

    7x - 2y = -39

    7x +35y = 35

    Subtract top equation from bottom.

    37y = 74

    Solve for y, then x.

    1. 👍 0
    2. 👎 0
    posted by PsyDAG

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