Answer:
D, see attachment
Step-by-step explanation:
An equation with a squared symbol (²) will never be linear. You can also graph these lines to be sure.
The attachment shows each of these graphed.
Red line- A
Orange line- B
Green line- C
Purple line- D
Line D is nonlinear, so the answer is D.
5
it is five
2(47m^3-16n^3)
$13.60 for tip
$81.59 for total meal cost
Meal = $67.99
tip is 20% so 0.20
67.99*0.20=13.60 tip