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Answer:
k = 4.5
y = 4.5x . . . y bracelets in x hours
Explanation:
The constant of proportionality is the "unit rate", the number of bracelets per hour.
k = bracelets/hours = 36/8 = 4.5
The constant of proportionality is 4.5 (bracelets per hour).
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The equation of a proportional relationship is ...
y = kx
For this relationship, ...
y = 4.5x . . . . . . y bracelets in x hours