calneshaanderson
calneshaanderson calneshaanderson
  • 20-11-2016
  • Mathematics
contestada

Solve -4r + 5=25 for the value of r

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Аноним Аноним
  • 20-11-2016
-4r+5=25        -4r=20        r=-5
typing this to get to 20 characterssss
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Kyutiedask10
Kyutiedask10 Kyutiedask10
  • 20-11-2016
First you have to set r by itself and to do this you have to subtract 5 from both sides (because 5 is positve and in order to get rid of a positive is with a negative) now we have -4r=20, now divide both sides by -4 to leave r by itself, when you do you will end up with r=-5

Hope this helps
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