Help! My formula keep giving me an answer i don't have!

Here is your answer
c) slope: 1, y - intercept: -3
REASON:
The slope-intercept form of a linear equation is:
y=mx+c
,where, m is the slope and
c is the y-intercept value.
y=mx+c
y=1x+(−3)
So,
Slope,m = 1
y- intercept,c= -3
HOPE IT IS USEFUL