Question

Ella is trying to determine the side lenght of a triangle .She knows that the longest side is three times longer than the shortest sides .the medium side is ten more than twice the shortest side .If the perimeter is 142cm ,how long is each side?

Answer 1

x + 3x + (10 + 2x) = 142. Sides are 22 cm, 54 cm, and 66 cm