(-10, 0) and (-8,20)
y=mx+b
here m is slope and b is y intercept
firstly we have to find the value of m , that is slope
formula is

So 
Plug in the function\

Now plug any one point in the function to find the value of b


Add 100 to both sides
b=100
Answer:550(N)
Step-by-step explanation:
Answer:
i think its 24
Step-by-step explanation:
because its from P to H and that is 2× D to E so 12×2=24 therefore you're answer is 2r