redroses2 redroses2
  • 22-02-2018
  • Mathematics
contestada

Please help me solve for r

Please help me solve for r class=

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sqdancefan
sqdancefan sqdancefan
  • 22-02-2018
Add the opposite of any terms that don't have r.
.. K +7s = 4r

Divide by the coefficient of r.
.. (K +7s)/4 = r
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