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alexlolo

A = 46 - 6 * ( 18 - 6 * 2 ) + 9

A = 46 - 6 * (18 - 12 ) + 9

A = 46 - 6 * 6 + 9 

A = 46 - 36 + 9

A = 10 + 9

A = 19 

 

B = [ 100 - ( 28 * 2 + 5 * 7  )] / 2

B = [ 100 - ( 56 - 35 )] / 2

B = [ 100 - 21 ] / 2

B = 79 / 2

B = 39,5

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