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How do you get the answer to 7a + 10 = 2a

 Oct 17, 2014

Best Answer 

 #1
avatar+118723 
+5

7a+10=2a

subtract 7a from both sides

7a-7a+10=2a-7a

10=-5a

divide both sides by -5 and you get

-2=a

a=-2

 

 Oct 17, 2014
 #1
avatar+118723 
+5
Best Answer

7a+10=2a

subtract 7a from both sides

7a-7a+10=2a-7a

10=-5a

divide both sides by -5 and you get

-2=a

a=-2

 

Melody Oct 17, 2014

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