Solve the problem using two linear equations in two variables and Cramer's rule.The perimeter of a rectangle is 24 units. If the width is doubled and the length is tripled, the perimeter is 60 units. Determine the original width and length.
A. width = 10 units, length = 20 units
B. width = 8 units, length = 12 units
C. width = 6 units, length = 6 units
D. width = 12 units, length = 12 units
Answer: C
Mathematics
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