1. Evaluate the term 3h(7): 3h(7) = 3 \cdot 7h = 21h
2. Evaluate the term -2m(0): -2m(0) = -2 \cdot 0m = 0
3. Combine the results: 21h - 0 = 21h
Final answer: 21h
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Math question: Find the equation of a circle with a center (-3, 4) and a radius of 5.