From the plat of A triangular tract of land, A surveyor

From the plat of A triangular tract of land, A surveyor knows that the perimeter is 70 m. The lengths on the plat have been blurred but the surveyor knows, that the length of the longest side is 10 m less than the sum of the other two sides, and the longest side is 2 m less than twice the shortest side. Find the length of the three sides of the triangular tract.