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11 September, 20:57

Use the substitution method to solve.

y=5-3x

5x-4y=-3

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Answers (1)
  1. 11 September, 21:29
    0
    Well just substitute y (the first equation) into the second equation.

    So

    5x-4 (5-3x) = - 3

    Then just solve the equation from there.

    5x-20+12x=-3

    17x=17

    x=1

    and if you need y, y=2
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