Question

(x-5)(x+3)=(x-7)(x+4)​

Answer 1

Step-by-step explanation:

x2+3x-5x-15=x2+4x-7x-28

-2x-15=-3x-28

-2x+3x=-28+15

x=-13

Answer 2

Answer:

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

x^2+3x-5x-15=x^2+4x-7x-28

-2x-15=-3x-28

x=-13