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16 May, 01:10

Solve the following systems of equations. Express your answer as an ordered pair in the format (a, b), with no spaces between the numbers or symbols. 3x+4y=16 - 4x-3y=-19

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  1. 16 May, 02:42
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    (4, 1)

    Step-by-step explanation:

    3x+4y=16 / *4

    -4x-3y = - 19 / *3

    12x + 16y = 64

    - 12x - 9y = - 57

    7y = 7

    y = 1

    3x+4y=16

    3x + 4*1 = 16

    3x = 16 - 4

    3x = 12

    x = 4
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