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9d-2d=18-18

 Aug 21, 2015

Best Answer 

 #1
avatar+23245 
+5

9d - 2d = 7d

18-18 = 0

The equation becomes:  7d  =  0

Divide both sides by 7:      d  =  0

Yes; the answer is 0.

 Aug 21, 2015
 #1
avatar+23245 
+5
Best Answer

9d - 2d = 7d

18-18 = 0

The equation becomes:  7d  =  0

Divide both sides by 7:      d  =  0

Yes; the answer is 0.

geno3141 Aug 21, 2015

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