saima84 saima84
  • 30-01-2022
  • Mathematics
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Anyone know the answer to this

Anyone know the answer to this class=
Relax

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 30-01-2022

Answer:

d+5

d-7

12

Step-by-step explanation:

Is means equals

e = d+5

f = d-7

e -f

Substitute the expressions

d+5 - ( d-7)

Distribute

d+5 -d +7

12

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