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16 December, 19:15

Solve each system of equations

y=x+3

y=-2x-3

+2
Answers (2)
  1. 16 December, 21:35
    0
    Substitute into second equation:

    x+3=2x-3

    put variables on one side:

    3x=6

    x=2

    Substitute to find y:

    y=2+3

    y=5

    So (x, y) = (2, 5)
  2. 16 December, 23:01
    0
    1. y = 5

    x = 2

    2. just do - 3 x - 2 then think of its multiples that would get you a resonance answer
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