22. The perimeter of a rectangle is 40 in. Twice the length of the rectangle is 20 minus twice the width. What are the length and width?
Answer
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Answer
\( L + W = 20 \)
Steps
Step 1 ：\( P = 40 \)
Step 2 ：\( 2L = 20 - 2W \)
Step 3 ：\( L + W = 20 \)
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