Question

(x- 5) (x + 3) = (x – 7) (x +4)

Answer 1

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

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

-2x - 15 = -3x -28

2x - 3x = 28 - 15

- x = 13

x = -13

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Answer 2

here is your solution

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