mrcheeks mrcheeks
  • 13-01-2017
  • Mathematics
contestada

Solve for a. a+(−7)=−17

Respuesta :

livmarie livmarie
  • 13-01-2017
a=-10 
because 
a+(-7)=-17
+7           +7
a=-10
Answer Link
damiondavidson3 damiondavidson3
  • 13-01-2017
you add 7 to both sides because you need to minus a negative 7 which is just adding it so your answer will be -10
Answer Link

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