Question

e. 30÷((-12+9)42-÷3)+2)=​

Answer 1

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

Resolvemos.

30÷((-12+9)42-÷3)+2)=.

=30÷(−3)(42)÷3+2

=30÷−126÷3+2

=30÷−42+2

=−5÷7+2

=9/7

Su resultado es :

$\boxed{\bold\blue{ \frac{9}{7} }}$

Salu2!!