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14 January, 16:11

2x + y = 8

-x - 3y = - 12

Solve the above system of equations using substitution.

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Answers (1)
  1. 14 January, 16:12
    0
    I would solve for y on the top one and sub it into the bottom one.

    y=-2x+8

    (12/5, 16/5)
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