Question

-28÷[(-12+9)-(9-12÷3)+1]

AYUDA

Answer 1

Hola!

• Resolver:

-28÷[(-12+9)-(9-12÷3)+1]

=−28÷−3−(9−12÷3)+1

=−28÷−3−(9−4)+1

=−28÷−3−5+1

=−28÷−8+1

=−28÷−7

=4 -- Resultado

Salu2!!.

kiy_.

Answer 2

-28÷(-3-5+1)

-28÷(-7)= 4