rayrosario399 rayrosario399
  • 16-09-2016
  • Mathematics
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three times a number t minus twelve equals forty

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dalendrk
dalendrk dalendrk
  • 16-09-2016
3 · t - 12 = 40

3t - 12 = 40    |add 12 to both sides

3t = 52    |divide both sides by 3

t = 52/3

t = 17 1/3
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