Question

−(−[−(−1 ⋅ 3 ⋅ 2 − 15) ÷ 3] + 2) − 1 = me ayudan

Answer 1

$\huge\red {\mid {\fbox{\tt {hola}}\mid}}$

−(−[−(−1 ⋅ 3 ⋅ 2 − 15) ÷ 3] + 2) − 1 =

=−(−(−((−3)(2)−15)÷3)+2)−1

=−(−(−(−6−15)÷3)+2)−1

=−(−−(−21)÷3+2)−1

=−(−21÷3+2)−1

=−(−7+2)−1

=−(−5)−1

=5−1

=4