Step-by-step explanation:
We wish to find (x² - 10x + 9)/(x - 1).
x² - 10x + 9
= (x - 1)(Ax + B) = Ax² + (B - A)x - B
By Comparing Coefficients, we have:
Solving them we have A = 1, B = -9.
Therefore x² - 10x + 9 = (x - 1)(x - 9),
Width of Garden = (x - 9).