SOLUTION: A picture frame is 22 cm by 15 cm. If 198 cm squared of picture shows, find the width of the frame. Assume the frame is even on all sides.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: A picture frame is 22 cm by 15 cm. If 198 cm squared of picture shows, find the width of the frame. Assume the frame is even on all sides.       Log On


   

Question 278411: A picture frame is 22 cm by 15 cm. If 198 cm squared of picture shows, find the width of the frame. Assume the frame is even on all sides.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
The frame is 4 cm wide
(22-x)*(15-x)=198
(x-33)*(x-4)=0
x=4
check
22-4*15-4=18*11=198
ok