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7 August, 14:32

Solve the following system 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. 7 August, 17:54
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    Solve it by substitution. First let's rewrite the first equation (3x+4y=16) so we have y = something, then we'll substitue that in to the other equation.

    3x+4y=16

    4y=-3x+16

    y=-3/4x+4

    Now we can substitute this into the other equation.
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