mollison mollison
  • 13-09-2017
  • Mathematics
contestada


evaluate 117 - 5r for r = 9

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AprilKitties
AprilKitties AprilKitties
  • 13-09-2017
So for variables, you just substitute the number in for the variable.

177 - 5r

If r = 9,

117 - 5 × 9

117 - 45

72
Answer Link
madisoncossey2ow6vdi madisoncossey2ow6vdi
  • 13-09-2017
the answer to the question is 72
Answer Link

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