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September 21, 2014

September 21, 2014

Posted by **Marco** on Sunday, March 7, 2010 at 2:33pm.

a) point (3,-2) with slope of m=5/3

Answer: y-(-2)=5/3x-3

b) point (3,9) with slope m=(-2/7)

Answer: y-9=-2/7x-3

Correct?

- Algrebra -
**Reiny**, Sunday, March 7, 2010 at 2:36pmnot quite

y-(-2)=(5/3)(x-3)

3(y+2) = 5(x-3)

3y + 6 = 5x - 15

re-arranging ...

5x - 3y = 21

You have the same error in the second one, watch your brackets.

- Algrebra -
**Marco**, Sunday, March 7, 2010 at 2:43pmI see it thanks...

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