Respuesta :

[tex]\\ \rm\longmapsto 1/2(10x+20y+10z)[/tex]

  • a(b+c)=ab+ac

[tex]\\ \rm\longmapsto 10x/2+20y/2+10z/2[/tex]

[tex]\\ \rm\longmapsto 5x+10y+5z[/tex]

Answer:

5x+10y+5z

Step-by-step explanation: it was on khan academy and it was right  

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