Answered

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Xavier needed to get his computer fixed. He took it to the repair store. The technician at the store worked on the computer for 4. 5 hours and charged him $155 for parts. The total was $357. 50. Write and solve an equation which can be used to determine xx, the cost of the labor per hour. ?

Sagot :

Answer:

The cost is $45 per hour.

Step-by-step explanation:

(h = hours)

1. The equation is 4.5h + 155 = 357.5.

2. Subtract 155 from both sides of the equal sign. The equation is 4.5h = 202.5.

3. Divide both sides by 4.5. The answer is h = 45.

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