algebra

posted by .

Two sides of a triangle have equal length. The third side is seven inches shorter. How long are the three sides if the perimeter is 23 inches?

  • algebra -

    Let x equal the two sides of equal length.

    2x + (x - 7) = 23
    3x - 7 = 23
    3x = 30
    x = 10

  • algebra -

    mgf
    b

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    A banner in the shape of an isosceles triangle has a base that is 2 inches shorter than either of the equal sides. If the perimeter of the banner is 34 inches, then what is the length of the equal sides?
  2. Math

    two sides of a triangle are equal. The third side is 3 less than the sum of the two equal sides. The perimeter is 31 inches. Find the length of each side
  3. Algebra

    one side of a triangle is 3 inches shorter than twice the length of the shorest side. the third side is 5 inches longer than the shorest side. if the perimeter is 110 inches, find the lengths of all three sides
  4. geometry

    Two sides of a triangle are equal. The third side is 5 inches longer than the one with equal sides. What is the length of the equal sides if the perimeter is 32 inches?
  5. Math

    The base of an isosceles triangle is one inch shorter than the equal sides, and the altitude of the triangle is two inches shorter than the equal sides. What is the length of the equal sides?
  6. Algebra

    One side of a triangle is 3 inches shorter than twice the length of the shortest side. The third side is 5 inches longer than the shortest side. If the perimeter is 110 inches, find the lengths of all three sides. So what are all the …
  7. algebra

    the second side of a triangle is 6 inches longer than the first side. the third side is 2 inches shorter than the double the first side. the total perimeter of the triangle is 24 inches. find the lengths of all three sides of the triangle
  8. algebra

    As isosceles triangle has two sides of equal length. If the third side of an isosceles triangle is five inches longer than one of the equal sides, and the perimeter is 26 inches, find the length of each side.
  9. Algebra

    the perimeter of a triangle is 56 inches. the longest side measures 4 inches less than the sum of the other two sides. three times the shortest side is 4 inches more than the longest side. find the lengths of the three sides
  10. math

    A triangle has a perimeter of 39 inches. If two sides are of equal length and the third side is 3 inches longer than either of the other two, how long is the longest side?

More Similar Questions