SOLUTION: A rectangle has a length of 4x and a width of 4x-2. Its perimeter is 12. What is the length and width? How do you solve this problem? Step by step

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Question 562084: A rectangle has a length of 4x and a width of 4x-2. Its perimeter is 12. What is the length and width?
How do you solve this problem? Step by step
Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!
length = 4x
width = 4x-2
Perimeter 2(L+W)
12= 2(4x-2+4x)
12=2(8x-2)
12=16x-4
12+4 =16x
16=16x
x=1
length = 4x =4
width = 4x-2=> 4-2=2
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