=> (6x - 72) : 2 - 84 = 201
=> (6x - 72) : 2 = 285
=> 6x - 72 = 570
=> 6x = 642
=> x = 107
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=> (6x - 72) : 2 - 84 = 201
=> (6x - 72) : 2 = 285
=> 6x - 72 = 570
=> 6x = 642
=> x = 107
[(6.x-72)].2-84].28=5628
[(6.x-72):2-84].28=5628
[( 6 . x - 72 ) : 2 - 84] . 28 = 5628
[ {6 x-72}:2-84].28=5628
[(6 . x - 72) : 2 - 84].28 = 5628
[(6.x-72):2-84].28=5628
[(6.x-72):2-84].28=5628
[(6.x-72):2-84].28=5628
[(6.x-72):2-84].28=5628