Use the formula slope= y-y/x-x
-10-r/-2-8= 1/10
-10-r/-10= 1/10
Multiply the denominator (-10) on both sides
-10-r= -1
Add -10 to both sides
-r= 9
r= -9
Hope this helps!
Answer:
4a^2 - 15b + 9b^2
Step by step explanation:
The answer for this is is 35 370 93 and i got that now by using guzmos
100 percent because 45 % is always in between 30 and 50 %