SOLUTION: I would really like it if you guys can also help me with this application problem. It reads; An inlaid checkerboard has a mohogany border 2 inches wide. The area of the bord

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: I would really like it if you guys can also help me with this application problem. It reads; An inlaid checkerboard has a mohogany border 2 inches wide. The area of the bord      Log On


   

Question 71284: I would really like it if you guys can also help me with this application problem.
It reads;

An inlaid checkerboard has a mohogany border 2 inches wide. The area of the border is 176 square inches. Find the length of the board.
Thank you for your time.
C. Johnson
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
2*4(x+2)=176
8(x+2)=176
8x+16=176
8x=176-16
8x=160
x=160/8
x=20 inches for the side of the checkerboard.
proof
20*20=400 sq. in.
24*24=576 sq. in.
576-400=176 sq. in. for the border.