Question 1049537
-15 + y = 21
y = 36 Green Line
Line parallel to x-axis (NO x-intercept)
y-intercept is 36

{{{drawing(300,300,   -50,50,-50,50,   
 grid(1),
circle(0, 36,0.4),

graph( 300, 300, -50,50,-50,50,0, 36))}}}