SOLUTION: When the length of each side of a square is increased by 7in.,its area is increased by 189 in.2.Find the length of the side of the original square.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: When the length of each side of a square is increased by 7in.,its area is increased by 189 in.2.Find the length of the side of the original square.      Log On


   

Question 1095758: When the length of each side of a square is increased by 7in.,its area is increased by 189 in.2.Find the length of the side of the original square.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Original, x is length of each side.
Side length increase, 7 inches.

highlight_green%28%28x%2B7%29%28x%2B7%29-x%5E2=189%29;
Solve this.