Write the equation of the line in slope-intercept form.

Answer:
y= -10x +30
Step-by-step explanation:
It's going down by 10 every time so the slope is -10
(you could also use the formula of y2-y1 over x2-x1= 20-30/ 1-0= -10/1 or -10)
Since it is starting off at 30 the y intercept is 30