osbaldogarcia10 osbaldogarcia10
  • 27-01-2016
  • Mathematics
contestada

$40+$15+$0.25x=$45+$0.35x

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aristotle
aristotle aristotle
  • 27-01-2016
that's how i do it.

Aghhhhhh
Ver imagen aristotle
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jtagardiner
jtagardiner jtagardiner
  • 27-01-2016
40+15+.25x=45+.35x
55+.25x=45+.35x
     -.25x       -.25x
55=45+.10x
-45_-45__________ 
 10       .10x
   /           /
.10       .10
   100 = x
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