1.

समीकरण को हल कीजिए?7 (3 – 2x) +3 (5 – 4x) = 45

Answer»

7 (3 – 2x) + 3(5 – 4x) = 45

⇒ 21-14x + 15-12x = 45

⇒ 36 – 26x = 45

⇒ -26x = 45 – 36

⇒ -26x = 9

⇒ x = -9/26



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