1.

19. (x - 1)(x + 6) - (x-2)(x – 3) = 3

Answer» ONG>ANSWER:

Step-by-step explanation:

Given: (x - 1)(x + 6) - (x - 2)(x - 3) = 3

⇒ x2 + 6X - x - 6 - (x2- 3x - 2x + 6) = 3

⇒ x2 + 5x - 6 - x2 + 3x + 2x - 6 = 3

⇒ 10X - 12 = 3

⇒ 10x  = 3 + 12

⇒10x = 15

⇒ x  = 15/10

∴x  = 3/2


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