Treating systems (the easy way) | Forces and Newton's laws of motion | Physics | Khan Academy
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Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/science/physics/forces-newtons-laws/treating-systems/v/treating-systems-easy-way David shows the easier way to find the acceleration of two masses connected by a rope. Watch the next lesson: https://www.khanacademy.org ...
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