$\"\"$

Observe the graph, imagine a line that appears to fit the several points in the scatter plot closely.

The two points $\"\"$ are lie on the imagine line.

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 4 from each side.

$\"\"$

$\"\"$ .

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

The equation of line is $\"\"$ . $\"\"$

The option C is correct answer.