Three polynomials are factored below, but some coefficients and constants are missing. All of the missing values of a, b, c, and d are integers. Fill in the table with the missing values of a, b, c, and d.

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One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.