mariahbulldogs
mariahbulldogs mariahbulldogs
  • 18-12-2016
  • Mathematics
contestada

If a=2b, then 5+7(a-2b)=

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Аноним Аноним
  • 18-12-2016
I hope this helps you




5+7.(2b-2b)



5+7.0



5+0



5
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Mehek
Mehek Mehek
  • 18-12-2016
Plug 2b for a

5 + 7(2b - 2b) = 

Combine 2b - 2b = 0

5 + 7(0)

7(0) = 7 * 0 = 0

5 + 0 = ?

5 + 0 = 5
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