math

posted by .

A rectangle has a length of 4x and a width of 4x-2. Its perimeter is 12 inches. Find the length and width. Write the equations. What is the length and width?

  • math -

    2(4x) + 2(4x-2) = 12
    8x + 8x - 4 = 16
    16x = 16
    x = 1

    one side is 4, the other is 2

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    The length of a rectangle is 5 in. more than twice its width.?
  2. algebra

    What is the width of a rectangle with a perimeter of 70 feet if its length is 1 foot?
  3. basic geometric

    10. a rectangle has width the same as a side of a square whose perimeter is 20m. the length of the rectangle is 9m. find the perimeter of this rectangle. 34. The width of a rectangular picture is one-half the length. The perimeter …
  4. basic geometry

    A rectangle has width the same asa a side of a square whose perimeter is 20m.the length of the rectangle is 9m. Find the perimeter of this rectangle. 34. The with of a rectangular picture is on-half the length . The perimeter of the …
  5. geometric

    The perimeter of a rectangular carpet is 70feet. The with is three -fourths the length .Find the width. 38. The length of a rectagular room is six times as the width . The perimeter 84 yards. find the width. 39. The width of a rectangle …
  6. College Algebra

    Suppose that the length of a rectangle is 3 inches longer than the width and that the perimeter of the rectangle is 78. Set up an equation involving only L, the length of the rectangle. Solve this equation algebraically to find the …
  7. algebra

    The length of a rectangle is 5 inches longer than its width. Its perimeter is 45 inches. Let w equal the width of the rectangle. Write an expression for the length in terms of the width. Use expressions for the length and width to …
  8. math

    The length of a rectangle is 4 times the width. The perimeter is 50cm. Find the length and width. Write the equations. What is the length and width?
  9. Math

    The variable W represents the width of a rectangle. The length of the rectangle, L, is 5 less than twice the width. Write an expression for the length of the rectangle in terms of W. Write a simplified expression for the perimeter …
  10. Math

    The length of a rectangle is 5 inches less than 3 times the width. The perimeter of the rectangle is 14 inches. Find the length and width of the rectangle. I did this: Length 3x-5; width 3x Then I did guess and check and came up with …

More Similar Questions