SOLUTION: A square plywood platform has a perimeter which is 7 times the length of a side, decreased by 18. Find the length of a side.

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: A square plywood platform has a perimeter which is 7 times the length of a side, decreased by 18. Find the length of a side.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 121691This question is from textbook college Algebra
: A square plywood platform has a perimeter which is 7 times the length of a side, decreased by 18. Find the length of a side. This question is from textbook college Algebra

Answer by jainenderkapoor(61) About Me  (Show Source):
You can put this solution on YOUR website!

Suppose the length of the side of square is x
then perimeter becomes 4x
and we are given that Perimeter = 7*x - 18
4x = 7x - 18
4x - 7x = -18
-3x = -18
x = -18/-3 = 6
Therefore side of square plywood platform is 6

Hope the solution is clear to you. If you have any doubt you can contact me at jainenderkapoor@gmail.com I am also available for Online Tutoring at very reasonable rates.