\[\boxed{\text{804\ (804).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[y(14) = 8 - \frac{1}{7} \cdot 14 = 8 - 2 = 6\]
\[y( - 1,4) = 8 + \frac{1}{7} \cdot 1,4 = 8,2\]
\[8 - \frac{1}{7}x = 0\]
\[\frac{1}{7}x = 8\ \ \]
\[x = 56.\]
\[8 - \frac{1}{7}x = 9\ \]
\[\frac{1}{7}x = - 1\ \ \]
\[x = - 7.\]
\[x\] | \[14\] | \[56\] | \[- 1,4\] | \[- 7\] |
---|---|---|---|---|
\[y\] | \[6\] | \[0\] | \[8,2\] | \[9\] |