Answer:
-2/5
Step-by-step explanation:
y2-y1
x2-x1
18-8/-15-10= 10/-25; 2/-5
if you want to know what is the y-intercept, use the formula y=mx+b. You can use (10,8) or( -15,18).
y=mx+b
8= -2/5(10) +b
8= -4 + b
+4 +4
12=b
the slope is -2/5 and the y-intercept is 12
the equation is y=-2/5x + 12
