Respuesta :
Answer:
B. [tex]\displaystyle r + 30 = 86; r = 56[/tex]
Step-by-step explanation:
Eighty-six minutes represents the total time, so it will have to be an addition sentence, therefore the answer is B..
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Answer:
B. r + 30 = 86 ; r = 56
I also do K12 and I got it right.
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