Seudónimo Seudónimo
  • 02-01-2017
  • Mathematics
contestada

how do you solve for r. -2r-5=18

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Bree091 Bree091
  • 02-01-2017
the answer is r=-23/2
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babypunk420
babypunk420 babypunk420
  • 02-01-2017
-2r - 5 = 18
      +5     +5
-2r = 23
/ divide both sides by -2

r = -11.5

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