SOLUTION: A square has side length 4x-3n and an equilateral triangle has side length 5x-3. If the two figures have the same perimeters, what is the area of the square?

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: A square has side length 4x-3n and an equilateral triangle has side length 5x-3. If the two figures have the same perimeters, what is the area of the square?      Log On


   

Question 1050421: A square has side length 4x-3n and an equilateral triangle has side length 5x-3. If the two figures have the same perimeters, what is the area of the square?
Answer by advanced_Learner(501) About Me  (Show Source):
You can put this solution on YOUR website!
square perimeters
16x-12
triangle perimeters
15x-9
it says
16x-12=15x-9

x=3