olivia695 olivia695
  • 19-01-2022
  • Mathematics
contestada

9T = 6+ x
Help please

9T 6 x Help please class=

Respuesta :

reinhard10158
reinhard10158 reinhard10158
  • 19-01-2022

Step-by-step explanation:

we need to add 7 to 9 to get 16.

the only possibilities are therefore, that x is either +7 or -7.

the solution set is {-7, 7}

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