If 4x+2y = 26 and 2x+3y = 19 then x is -
Solution
Correct Answer: Option C
দেওয়া আছে,
4x+xy = 26 .....(i)
2x+3y = 16 .....(ii)
(i) × 3 - (ii) × 2 ⇒
12x+6y = 78
4x + 6y = 38
(-) (-) (-)
--------------------
8x = 40
⇒ x = 5
4x+xy = 26 .....(i)
2x+3y = 16 .....(ii)
(i) × 3 - (ii) × 2 ⇒
12x+6y = 78
4x + 6y = 38
(-) (-) (-)
--------------------
8x = 40
⇒ x = 5
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