If 3x−y=27 and 3x+y=243, then find the value of x Choose the correct choice from the following
A) 1	B) 2	C) 3	D) 4	E) 5
Explanation:   3x−y=27=33&lt;=&gt;x−y=3... (i)3x+y=243=35&lt;=&gt;x+y=5... (ii) adding (i) and (ii)=&gt;2x=8=&gt;x=4   Option 4
<result>D</result>
If 3x−y=27 and 3x+y=243, then find the value of x