Y=mx+b is the slope intercept form where m=slope and b=y intercept
so
2y=x-4
divide both sides by 2
y=1/2x-2
slope is 1/2
Answer:
shift the graph up 1 unit
Step-by-step explanation:
d is the vertical shift
+1 means we shift the graph up 1 unit
Answer:
There's no pic, mate
Step-by-step explanation:
Just invert it like:

There you have your common denominator! Don't forget to multiply the numerator as well.