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40+25x=15x+30

what is x?

math algebra
 Aug 18, 2014

Best Answer 

 #1
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40+25x=15x+30  ........subtract 30 and 25x from both sides

40 - 30  =  15x - 25x

10  =  -10x        divide both sides by  -10

-1 = x

 

 Aug 18, 2014
 #1
avatar+130511 
+5
Best Answer

40+25x=15x+30  ........subtract 30 and 25x from both sides

40 - 30  =  15x - 25x

10  =  -10x        divide both sides by  -10

-1 = x

 

CPhill Aug 18, 2014

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