Question

(x-5)(x+3) =x-7) ( x-4)

Answer 1

(x - 5)( x + 3) = (x - 7)( x - 4)
x² + 3x - 5x - 15 = x² - 4x - 7x + 28
- 2x - 15 = - 11x + 28
- 2x + 11x = 28 + 15
9x = 43
x = 43/9

Answer 2

(x-5)(x+3)=(x-5)(x-4)
x²+3x-5x-15=x²-4x-7x+28
x²+3x-5x-15-x²+4x+7x-28=0
7x+2x=43
9x=43
x=43/9
Ans.