what is that mean : Use Formula v = changing of x / changing of v when don't given acceleration : but use Formula : v = v0 + at when given acceleration please I want the help thanks

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Originally Posted by r-soy what is that mean : Use Formula v = changing of x / changing of v when don't given acceleration : but use Formula : v = v0 + at when given acceleration please I want the help thanks Use Formula v = changing of x / changing of v when don't given acceleration : The above statement is not clear. Post the actual problem.