Răspuns :
[ [( a x 4 +36 ) x 3 ] + 292 ] :5 = 200
[( a x 4 +36 ) x 3 ] + 292 = 200 x5
[( a x 4 +36 ) x 3 ] + 292 = 1000
( a x 4 +36 ) x 3 = 1000 - 292
( a x 4 +36 ) x 3 = 708
a x 4 +36 = 708 :3
a x 4 +36 = 236
a x 4 = 236 -36
a x 4 = 200
a = 200:4
a = 50
[( a x 4 +36 ) x 3 ] + 292 = 200 x5
[( a x 4 +36 ) x 3 ] + 292 = 1000
( a x 4 +36 ) x 3 = 1000 - 292
( a x 4 +36 ) x 3 = 708
a x 4 +36 = 708 :3
a x 4 +36 = 236
a x 4 = 236 -36
a x 4 = 200
a = 200:4
a = 50