I have no idea, do you mean y=mx+n cause if so it's already in that form instead that fact that the 7 is supposed to be a y
10% of 75 is 7.5
1% of 75 is .75
.1% of 75 is .075
.5 of 75 is .375
The formula of the midpoint of HE:

We have H(0; 0) and E(2a; 2a). Substitute:
Answer:
-8
Step-by-step explanation:
The temperature dropped 8 degree, resulting in a negative change. So the integer to represent it would be negative 8 degrees.
25 minutes!! you were very close, you just needed to translate the fraction to minutes!