Question 660612
write an equation of a line containing 
the given point (5, -8) 
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start with x = 5 and y = -8
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Multiply each by some number (your choice):
3x = 15 and 5y = -40
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Combine the 2 equations to get:
3x + 8y = -25
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The point (5,-8) is on that line.
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cheers,
Stan H.