tanishathompson324 tanishathompson324
  • 23-02-2021
  • Mathematics
contestada

Jakob is asked to simplify the expression –3a + 4b + 5a + (–7b).

He writes: –3a + 4b + 5a + (–7b) = –3a + 5a + 4b + (–7b).

Which property allows him to do this?​

Respuesta :

PratyushPothal
PratyushPothal PratyushPothal
  • 23-02-2021

answer

he is simple following addition rule

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