Question

resolva a expressão abaixo {[8.4+3):7+(3+15:5).3].2-(19-17​

Answer 1

=8•4+3÷7+3+15÷5•3•2-19-17=

=32+3÷7+3+15÷5•3•2-19-17=

=35÷7+3+15÷5•3•2-19-17=

=5+3+15÷5•3•2-19-17=

=8+15÷5•3•2-19-17=

=23÷5•3•2-19-17=

=4,6•3•2-19-17=

= 13,8•2-19-17=

=27,6-19-17=

=25,7-17=

=24,0

=24