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Number of Solutions
Question: How do we determine the number of solutions to the following system of linear equations?
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Yours
Truly answers: We first convert each equation into
the form y = mx + b.
From
the first equation, we get:
From the second equation, we get
Both of the original equations have yielded an identical equation.
Geometrically, this means that the corresponding lines sit on
top of each other, resulting
in infinitely many points of intersection.
Algebraically, we conclude
that the original system of equations has infinitely
many solutions. |
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Disclaimer Updated
September 4, 2008
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