Answer:
-1
Explanation:
Formula:

Using two points:
Since we are given the
and
value, what is left is the
and
in the formula, which represent slope and the y-intercept.
Slope
is slope
Formula:

Plug points:

Solve:

Simplify:

Therefore, the slope is -1
Learn more:
y-intercept
is the y-intercept
Plug one of the points and the slope into the formula, solve for b: (4, 3)



