Q. Solve using augmented matrices.−2x+2y=2x=−10(_,_)
Calculate total tape needed: Step 1: Identify the total amount of tape needed and the amount per roll.Total tape needed = 8,000cm, Tape per roll = 2,000cm.We need to divide the total tape needed by the amount per roll to find the number of rolls.Calculation: 8,000÷2,000=4.
Verify calculation: Step 2: Check the calculation for any errors.Rechecking: 8,000÷2,000 still equals 4.
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