Question

-9+{-3-[4+7-(8-9+1)-3]+2}-1​

Answer 1

Respuesta:

-9+{-3-[4+7-(8-9+1)-3]+2}-1​

=−9−{3−[4+7−(8−9+1)−3]+2}−1

=−9−{3−[11−(8−9+1)−3]+2}−1

=−9−{3−[11−(−1+1)−3]+2}−1

=−9−{3−[11−0−3]+2}−1

=−9−{3−[11−3]+2}−1

=−9−{3−8+2}−1

=−9+−11+2}−1

=−9+−9−1

=−18−1

=−19

Explicación paso a paso: