$\"slope$ $\"\"$

Since the line is raising the slope is positive.

Next, find the slope.

$\"\"$ \ \

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

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

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

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

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

The slope is undefined.