8) Flying to Mexico City with a tailwind a plane averaged 255 km/h. On the return trip the plane only averaged 229 km/h while flying back into the same wind. Find the speed of the plane in still air and the speed of the wind.​

it is a secret for it not to be compromised sorry

step-by-step explanation:

answer: 0.26

i used the calculator on google

add -60 to 120 which will result in : 2x+3y=180

then subtract 2x: 3y=-2x+180

lastly, divide by 2: y= -2/3x+60

hope this is the answer you're looking for: )