
The line equation in slope-intercept form is
, where m is the slope and b is the y-intercept.
Find the y-intercept value by replacing m with – 1, y with 5 and x with – 3 in the equation
.

(Multiply:
)
(Subtract 3 from each side)
(Apply commutative property of addition:
)
(Apply additive inverse property:
)
(Subtract:
)
Replace m with -1 and b with 2 in the equation
.

(Simplify)
The slope-intercept form of the line equation is
.