If y varies directly with x, that means they change at proportion rates. We can define their relationship using a constant k.
y = kx
Plug in what we know to find k.
-3 = 5k
k = -3/5
So:
y = -1 * (-3/5)
y = 3/5
Answer:

Step-by-step explanation:

Answer:
They are similar
Step-by-step explanation:
triangle ABC is similar to triangle HJG
Answer:
+20%
Step-by-step explanation:
None
Answer:
Step-by-step explanation:
So since each question is 5% (100/20=5)
we can do ((13*5)/2) because of half credit we divide by two
now we get 32.5% back
32.5%+35%=67.5%
unless of course of extra points on other assignments, the highest grade you can get in that class (if every other thing is a 100%) is an 87 if im not mistaken.