A rectangle has an area of 72 square units. The width of the rectangle is 9 units. The length of the rectangle is 2x + 4. What is the rectangle's length?
Question
Asked 4/24/2014 12:06:33 PM
Updated 5/19/2014 12:31:04 AM
Original conversation
User: A rectangle has an area of 72 square units. The width of the rectangle is 9 units. The length of the rectangle is 2x + 4. What is the rectangle's length?

Weegy: The length of the rectangle is 8 units.
stickman|Points 6262|

User: Using the formula P = 2(a + b), find a when P = 15 and b = 5.

Question
Asked 4/24/2014 12:06:33 PM
Updated 5/19/2014 12:31:04 AM
Rating
3
when P = 15 and b = 5,
P = 2(a + b) = 2(a + 5) = 15
2a + 10 = 15
2a = 15 - 10 = 5
a = 5/2
Added 5/19/2014 12:31:04 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [5/19/2014 12:33:47 AM]

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