Q. Evaluate the expression.53÷31−51Write your answer as a fraction or as a whole or mixed number.______
Determine tape rolls needed: First, we need to determine how many rolls of tape the electrician needs by dividing the total amount of tape required by the amount of tape on each roll.Calculation: 8,000cm (total tape needed) ÷2,000cm (tape per roll) =4 rolls
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