Q. Given h(x)=−x+4, solve for x when h(x)=−8.Answer:
Identify Total Amount: Identify the total amount of electrical tape needed and the amount of tape on each roll.The electrician needs 8,000 centimeters of electrical tape, and each roll contains 2,000 centimeters of tape. To find out how many rolls are needed, we will divide the total amount needed by the amount on each roll.
Perform Division: Perform the division to determine the number of rolls.We calculate the number of rolls by dividing the total amount of tape needed by the amount of tape on each roll: 8,000cm÷2,000cm per roll.
Calculate Result: Calculate the result of the division. 8,000cm÷2,000cm per roll equals 4 rolls.
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