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Amanda found that the equation 10x+5y=20 in the "Linear Equations" chapter of her math book

What is an equation that can be written with Amanda's equation to for a pair of linear equations such that the system of equations has exactly one solution?

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  1. Today, 17:04
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    From the equation 10x+5y=20

    form an equation which is a multiple of the given equation:

    From our equation, multiply through by 1/5 to get

    2x+y=4

    The the following system has infinitely many solutions:

    2x+y=4

    10x+5y=20
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