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Subtract. Simplify,If possible.

(d-2)/(15) - (d+9)/(3)

 

Thank You :)

 Nov 25, 2015

Best Answer 

 #1
avatar+128399 
+10

(d-2)/(15) - (d+9)/(3)

 

Getting  a common denominator of 15  on the last fraction, we have

 

(d - 2) / 15   -  [ 5( d + 9)] / 15  =

 

[ (d - 2) - 5 (d + 9) ]  / 15   =

 

[ d - 2 - 5d - 45 ]  / 15   =

 

[-6d - 47 ] / 15

 

 

cool cool cool

 Nov 25, 2015
 #1
avatar+128399 
+10
Best Answer

(d-2)/(15) - (d+9)/(3)

 

Getting  a common denominator of 15  on the last fraction, we have

 

(d - 2) / 15   -  [ 5( d + 9)] / 15  =

 

[ (d - 2) - 5 (d + 9) ]  / 15   =

 

[ d - 2 - 5d - 45 ]  / 15   =

 

[-6d - 47 ] / 15

 

 

cool cool cool

CPhill Nov 25, 2015

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