The value of x in the equation (113 x 4 - x x 2)/ (13 x 9 - 5 x 7) = 5 is
Solution
Correct Answer: Option A
(113 x 4 - x x 2)/ (13 x 9 - 5 x 7) = 5
⇒ (452 - 2x)/ (117 - 35) = 5
⇒ (452 - 2x)/ 82 = 5
⇒ 452 - 2x = 410
⇒ 2x = 452 - 410
⇒ 2x = 42
⇒ x 21
⇒ (452 - 2x)/ (117 - 35) = 5
⇒ (452 - 2x)/ 82 = 5
⇒ 452 - 2x = 410
⇒ 2x = 452 - 410
⇒ 2x = 42
⇒ x 21
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