bonjour
A = 8 - ( 18 + 4)
= 8 - 22
= - 14
B = ( 18 - 12 ) - 2
= 6 - 2
= 4
C = 14 + 3 + ( 14 - 10) / 2
= 17 + 4 /2
= 17 + 2
= 19
D = 9 - [27 x 3 - ( 6 x 2 - 4 ) ]
= 9 - [ 81 - ( 12 - 4 )]
= 9 - ( 81 - 8 )
= 9 - 73
= - 64
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bonjour
A = 8 - ( 18 + 4)
= 8 - 22
= - 14
B = ( 18 - 12 ) - 2
= 6 - 2
= 4
C = 14 + 3 + ( 14 - 10) / 2
= 17 + 4 /2
= 17 + 2
= 19
D = 9 - [27 x 3 - ( 6 x 2 - 4 ) ]
= 9 - [ 81 - ( 12 - 4 )]
= 9 - ( 81 - 8 )
= 9 - 73
= - 64