anonymous
  • anonymous
The length of a rectangle is 4 m less than three times the width, and the area of the rectangle is 55 m2 . Find the dimensions of the rectangle.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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merchandize
  • merchandize
According to this statement The length of a rectangle is 4 m less than three times the width, and the area of the rectangle is 55 m2 we have to make an equation
anonymous
  • anonymous
so how should i do it
merchandize
  • merchandize
read it carefully and the equation will be (3w-4)w = 55m^2 Solve the equation and get the value of W and L

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More answers

anonymous
  • anonymous
i have no idea how do solve that equation
anonymous
  • anonymous
do i solve for w?
merchandize
  • merchandize
A=W*L, L=A/W this way you can find the value of L
merchandize
  • merchandize
yes solve it for W first
anonymous
  • anonymous
ok
anonymous
  • anonymous
i think i need more help
anonymous
  • anonymous
with this
merchandize
  • merchandize
Ask your doubt
Mertsj
  • Mertsj
|dw:1443752758793:dw|
Mertsj
  • Mertsj
Factor the left side.
merchandize
  • merchandize
put that equation into quadratic formula or simply solve the equations.
merchandize
  • merchandize
(3w-4)w = 55m^2 3w^2 - 4w - 55 = 0 (3w + 11)(w-5)= 0 w = 5m and L = 11m
anonymous
  • anonymous
thank u i think i understand how to do it now. :)

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