Answer:
<em>x = 2</em>
Step-by-step explanation:
We are given the equation 3 - 4x - 2 = 2x - 11;

If you want this explanation in a " statement reasoning " format refer to the attachment below;
<h3>
- - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - </h3>
➷ The expression would be:

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↬ ʜᴀɴɴᴀʜ ♡
Using the Sine Rule:-
20 /sin 45 = BC / sin 30
BC = 20 sin 30 / sin45
= 20 * 1/2 / 1 / sqrt2
= 20 * 1/2 * sqrt2
= 10 sqrt2 answer