justno37 justno37
  • 26-02-2019
  • Mathematics
contestada

twice the difference of a number and 7 equals 5​

Respuesta :

ucosta
ucosta ucosta
  • 26-02-2019

2 . (x -7) = 5

2.x - 14 = 5

2.x = 5 + 14

2.x = 19

x = 19 / 2

x = 9.5

Response: 9.5

:-)

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