Answer:
15y^2-45
Step-by-step explanation:
5y^2+10y^2-45 = 15y^2-45
2
slope = difference of y/ difference of x
m = (9-5) / (4-2) = 4/2 = 2
What grade is this?..
( 14 , 0 )
x>-5
-3 from both sides
