Mathematics, 24.02.2021 21:30, shantejahtierr3754

A repairman says the cost in dollars to hire his services for x hours is 20(3 + 4x). a. How much would it cost to hire him for 1 hour? b. Expand the expression he has given you. c Hence, state: i his call-out fee ii the amount he charges per hour.

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A repairman says the cost in dollars to hire his services for x hours is 20(3 + 4x). a. How much wou...