David earns $6.40 an hour working at Box Office Videos. Each week 25% of his total pay
Chapter 1, Problem 25(choose chapter or problem)
David earns $6.40 an hour working at Box Office Videos. Each week 25% of his total pay is deducted for taxes. If David wants his take-home pay to be at least $120 a week, solve 6.4x - 0.25(6.4x) 120 to determine how many hours he must work.
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