$\"\"$

The points are $\"\"$ and (7, 1).

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

$\"\"$

$\"\"$ (Product of two same signs is positive)

$\"\"$ (Add: $\"\"$ )

$\"\"$ (Apply additive inverse property: $\"\"$ ) \ \

$\"\"$ (Divide: $\"\"$ ) $\"\"$

The slope of the line is $\"\"$ .