Solve the problem.
-A trucking firm wants to purchase 10 trucks that will provide exactly 28 tons of additional shipping capacity. A
model A truck holds 2 tons, a model B truck holds 3 tons, and a model C truck holds 5 tons. How many trucks
of each model should the company purchase to provide the additional shipping capacity? Set up a system of
linear equations and solve using Gauss-Jordan elimination. There may be more than one solution.
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