y= 1/-2x + b
The standard slope intercept form would be y =mx+b
"m" would be the increase/decrease or what makes the line go up or down,
and the "b" would be the height in which it starts at
Hope this helped.
Can you take a better pic i cant see the whole problem
1/4 is 0.25 as a fraction
this should help I have it step
