Posted by **Jamel** on Thursday, February 23, 2012 at 7:45pm.

-12d - 9= 15d+9

- math -
**Ms. Sue**, Thursday, February 23, 2012 at 7:55pm
-12d - 9= 15d+9

-12d + (-15d) = 9 + 9

-27d = 18

d = -18/27

d = - 0.67

- math -
**Jamel**, Thursday, February 23, 2012 at 8:05pm
having problems with formulas, can you explain how you answered this problem ty

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