Departed 4061

By evening, 26 planes had arrived at Orange Airport, and 39 departed. In the evening, there were 54 at Orange Airport. How many planes were there at Orange Airport in the morning?

Correct answer:

n =  67

Step-by-step explanation:

n+26-39 = 54

n = 67

n = 67/1 = 67

n = 67

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