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The perimeter of a rectangle is 42 inches. If the width of the rectangle is 6 inches, what is the length? 12 inches 15 inches 21 inches 40 inches

The perimeter of a rectangle is 42 inches. If the width of the rectangle is 6 inches, what is the length? 12 inches 15 inches 21 inches 40 inches
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3 votes
The perimeter of a rectangle is 42 inches. If the width of the rectangle is 6 inches, what is the length?

12 inches
15 inches
21 inches
40 inches

User Joe Dean
by
8.0k points

2 Answers

6 votes

The answer would be 15 witch is b



User Tim Hockin
by
9.1k points
3 votes
42 = 6(2) + 2x
2x = 42 - 12
2x = 30
x = 15
User Tho
by
9.2k points
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