SOLUTION: The perimeter of a triangle is 57in. The longest side is 13in. longer than the medium side, and the medium side is 7 in. more than the shortest side. find the length of each side o

Algebra ->  Expressions-with-variables -> SOLUTION: The perimeter of a triangle is 57in. The longest side is 13in. longer than the medium side, and the medium side is 7 in. more than the shortest side. find the length of each side o      Log On


   

Question 928801: The perimeter of a triangle is 57in. The longest side is 13in. longer than the medium side, and the medium side is 7 in. more than the shortest side. find the length of each side of the triangle.
The length of the longest side is ___in, the length of the medium side is __in. and the length of the shortest side ___in.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
x the medium side
L + M + S = 57in
(x+13in) + x + (x-7in) = 57in
3x = 51in
x = 17in, the medium side. Long side = 30in17%2B13 and Short side = 10in17-7
and..checking
Sum = 57in