How to Solve a Lever Word Problem with Algebra: Example #1. [HD]

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United States Mr. Math Expert
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Mary weighed 120 pounds and sat on one end of a teeter-totter 8 feet from the center. Jim weighed 160 pounds and sat on the other side. How far from the fulcrum (balance point) must Jim sit to balance Mary if the balance point is a the center of the board?

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Tags:
Mathematics
math
word problems
algebra
lever