The scale of a model airplane is 1:72. If the wingspan on the model airplane is 7 1/2 inches, then the wingspan of the actual airplane is how many feet?

540 feet
72 feet
45 feet
9.6 feet

step-by-step explanation:

5×5×5+2(8)÷2(2)+3(3)

15+16÷4+9

31÷13

do 31÷13 and u will get ur answer

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

-362

step-by-step explanation:

(12)(4)+2(12)-34(12)+2(12)-3

  \/         \/         \/         \/

  48 +   24 -   408 + 24 - 3

      \   /               \   /

          72     -     432 - 3 = -363