madipc04
madipc04 madipc04
  • 07-12-2017
  • Mathematics
contestada

Write an indirect proof.
Given: 5x+7≥52
Prove: x≥9

Respuesta :

hienh4517 hienh4517
  • 07-12-2017
Subtract 7 both sides
52-7=45
45 divide 5x = 9
X greater than 9 or equal 9
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