Question

20 +(–11) =_______ +20​

Answer 1

Answer:

-11

Step-by-step explanation:

20 + (-11) = (-11 ) + 20

Answer 2

Answer:

-11

If you write:

20 +(–11) = -11 +20, then the equation becomes true as:

$\huge {\orange {\boxed {\mathbb {LHS:}}}}$

20 + (-11)

=⟩ 20 - 11

=⟩ 9

$\huge {\green {\boxed {\mathbb {RHS:}}}}$

-11 + 20

=⟩ 20 - 11

=⟩ 9

Thus, LHS = RHS and the equation becomes true.

Hope you liked my answer. If so please mark my answer as the Brainliest.