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14 September, 03:15

3p+4q = 10 5p-4q = - 26 Solve the system of equations using elimination. Write your answer as (p, q).

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  1. 14 September, 04:16
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    3p+4q=10

    5p-4q=-26

    Add both equations

    3p+4q+5p-4q=10-26

    8p=-16

    p=-2

    3p

    3p+4q=10

    3 (-2) + 4q=10

    -6+4q=10

    4q=16

    q=4

    (-2,4)
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