lilbri2 lilbri2
  • 21-10-2016
  • Mathematics
contestada

simplify 8 - {x - (5 + x)}

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Аноним Аноним
  • 21-10-2016
8 - {x - (5 + x)}
= 8 - {x - 5 - x}
= 8 + 5
= 13
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yondela2
yondela2 yondela2
  • 21-10-2016
−8(x−(5+x))=(−8)(x+−5+−x)=(−8)(x)+(−8)(−5)+(−8)(−x)=−8x+40+8x=40
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