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Line problem

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Line problem

by mgmt_gmat » Thu Feb 11, 2010 5:37 am
In xy plane, does the line y = 3x + 2 contain point (r, s)?
a. (3r + 2 -s)(4r + 9 - s) = 0
b. (4r - 6 - s)(3r + 2 - s) = 0


Please explain.
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Source: — Data Sufficiency |
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by papgust » Thu Feb 11, 2010 8:13 am
Yet again.

https://www.beatthegmat.com/gmat-prep-pr ... 34740.html

Please search for the posts! You already have tons of problems discussed in this forum.
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