(X-1)(2x+9) = (X-3)(X+3)

2x² + 7x - 9 = x² - 9 {multiplied binomials using foil method}

x² + 7x = 0 {subtracted x² and added 9 to both sides}

x(x + 7) = 0 {factored x out}

x = 0 or x + 7 = 0 {set each factor equal to 0}

**x = 0 or x = -7 **{solved each equation for x}

*- Algebra House *
**
**