Respuesta :

Answer:

 11r4 - 88r3 - 4r2 + 24

 ————————————

          4r2

Step-by-step explanation:

97845

(6r+7)+(13+7r)=13r+20

(13-3/2r)-(1-r)=12-1/2r

(-8-r)+(2r-4)= -12+r

(7r-3/2)-(2/3+6r)=r -13/6!

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