Lily needed to get her computer fixed. She took it to the repair store. The technician at the store worked on the computer for 3. 5 hours and charged her $159 for parts. The total was $456. 50. Write and solve an equation which can be used to determine xx, the cost of the labor per hour.
Answer x = 59.5 Explanation Based on the given conditions, formulate: Rearrange unknown terms to the left side of the equation: Calculate the sum or difference: Divide both sides of the equation by the coefficient of variable: Calculate the product or quotient x = :59.5 Answer x = 59.5
