If r + q = s and r + q + s = w, then w = ? in terms of r and q?
Solution
Correct Answer: Option C
দেওয়া আছে,
r + q = s ....... (1)
r + q + s = w ........ (2)
(2) সমীকরণে s এর মান বসিয়ে,
r + q + (r + q) = w
⇒ r + q + r + q = w
⇒ 2r + 2q = w
r + q = s ....... (1)
r + q + s = w ........ (2)
(2) সমীকরণে s এর মান বসিয়ে,
r + q + (r + q) = w
⇒ r + q + r + q = w
⇒ 2r + 2q = w
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