Question

resorlvet (×+1)(2×+5)=(2×+3)(×-4)+5
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Answer 1

(×+1)(2×+5) = (2×+3)(×-4)+5

2x² + 5x + 2x + 5 = 2x² - 8x + 3x - 12 + 5

7x + 5 = - 5x - 7

7x + 5x = -7 - 5

12x = -12

x  = -12/12

x = -1

Eternamente axllxa