$\"\"$

The points are $\"\"$ .

Substitute the values of $\"\"$ in the slope formula $\"\"$ .

$\"\"$ .

To find the y - intercept, substitute the values of $\"\"$ in the slope - intercept from of equation $\"\"$ and solve for b.

$\"\"$

Subtract 9 from each side.

$\"\"$

$\"\"$ .

Substitute the values of $\"\"$ in the slope - intercept form of equation $\"\"$ . $\"\"$

The line equation is $\"\"$ .