\[\boxed{\text{837\ (837).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[y = 1 - x;\ \ \ \ 1 \leq x \leq 9\]
\[x\] | \[1\] | \[2\] | \[3\] | \[4\] | \[5\] | \[6\] | \[7\] | \[8\] | \[9\] |
---|---|---|---|---|---|---|---|---|---|
\[y\] | \[0\] | \[- 1\] | \[- 2\] | \[- 3\] | \[- 4\] | \[- 5\] | \[- 6\] | \[- 7\] | \[- 8\] |