Question

Como posso resolver essa questao de expressao 93-{7[-12-4-17+3-19]}=

Answer 1

93−7(−12−4−17+3−19)

=93−7(−16−17+3−19)

=93−7(−33+3−19)

=93−7(−30−19)

=93−(7)(−49)

=93−(−343)

=436