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Solve the system of equations using substitution.
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Grinding Machines
Machinery that is used to grind materials into finer particles or powders in various industrial processes.
Most Profitable
Referring to the highest gain or financial return compared to costs or investments.
Product
A good, idea, method, information, object, or service created as a result of a process and serves a need or satisfies a want.
Split-off Point
The stage in a process where multiple products become separately identifiable, and each can be processed further or sold.
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