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Solve 2/3 [ 42 - (9+4)+ 3 ] -7 (1/3)

Sagot :

2/3 [ 42 - (9+4)+ 3 ] -7 (1/3)

=2/3 [42-(13)+3]-7/3

=2/3[32]-7/3

=64/3-7/3

=19