Question

plssssss explain the answers of the questions.....

its urgent plsss

Answer 1

1.they add
2. they subtract.
3.

Answer 2

1.When you push a car,It is difficult to move it but when you push a car with the help of someone your force and his/her forces get added and it is easy to move the car


2.But when you push a car in opposite direction means one is applying force in other direction and one is applying force in opposite direction to the first person. It becomes difficult to displace the car

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Mark it as a brainliest answer.