SOLUTION: two children cross a startin line at the same time, one running with a velocity of +3.5m/s and the other with a velocity of -4.0m/s. how far apart are they after 12 s?

Algebra ->  Human-and-algebraic-language -> SOLUTION: two children cross a startin line at the same time, one running with a velocity of +3.5m/s and the other with a velocity of -4.0m/s. how far apart are they after 12 s?      Log On


   

Question 356477: two children cross a startin line at the same time, one running with a velocity of +3.5m/s and the other with a velocity of -4.0m/s. how far apart are they after 12 s?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
3.5*12=42
-4.0*12=-48
42-(-48)=|90|=90 m
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Ed