emilynk2017 emilynk2017
  • 11-12-2017
  • Mathematics
contestada

Four times the sum of some number plus 2 is equal to 8 times the number minus 20. Find the number.

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texaschic101
texaschic101 texaschic101
  • 11-12-2017
4(n + 2) = 8n - 20
4n + 8 = 8n - 20
20 + 8 = 8n - 4n
28 = 4n
28/4 = n
7 = n <=== ur number
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