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    solution to system of linear equations

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    Without graphing, can you use the slope to determine whether there is a solution for a system of two linear equations in two unknowns? How?

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    https://brainmass.com/math/linear-algebra/solution-to-system-of-linear-equations-482891

    Solution Preview

    Yes, you can determine whether there is a solution for a system of two linear equations using slopes.

    To have one and only one solution (or unique solution), their slopes cannot be equal to each other.

    for example:
    x + ...

    Solution Summary

    It explains how to use the slope to determine whether there is a solution for a system of two linear equations in two unknowns.

    $2.49

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