Question

4-{-4-[-9-7-(-8-3)-4]+2}-1=


ayudaaa​

Answer 1

Hola!

Resolvemos.

4-{-4-[-9-7-(-8-3)-4]+2}-1=

4−(−4−(−9−7−(−8−3)−4)+2)−1

=4−(−4−(−16−(−8−3)−4)+2)−1

=4−(−4−(−16−(−11)−4)+2)−1

=4−(−4−(−5−4)+2)−1

=4−(−4−(−9)+2)−1

=4−(5+2)−1

=4−7−1

=−3−1

=−4

Salu2!!

kiy_.