$\"\"$

Observe the graph:

Consider the points on the graph, $\"\"$ and $\"\"$ .

Find the slope.

$\"\"$ (Slope formula)

$\"\"$ (Substitute $\"\"$ and $\"\"$ )

$\"\"$ (Simplify)

Find the linear equation.

$\"\"$ (linear equation formula)

$\"\"$ (Substitute $\"\"$ and $\"\"$ )

$\"\"$ (Simplify)

$\"\"$ (Substitute $\"\"$ and $\"\"$ )

Therefore, the equation is $\"\"$ .

$\"\"$

Option J is right choice.