Chapter 1, Equations and Inequalities - 1.3 Solve Linear Equations - 1.3 Exercises - Problem Solving - Page 23: 71

You must work 9 hours.

Work Step by Step

We first write an equation representing this word problem. We then solve the equation to find: $$250 = (25)(7.75) + 6.25 x \\ 250 = 193.75 + 6.25 x \\56.25 = 6.25 x \\ x =9$$

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