kcmartinez87 kcmartinez87
  • 02-10-2020
  • Mathematics
contestada

what is the sum of (n+8)+(n−12) =

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jaidapierceyoumans
jaidapierceyoumans jaidapierceyoumans
  • 02-10-2020

Answer: 2n-4

Step-by-step explanation:

Cross multiply and add!

n*n=2n

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