Answer:
It would be $390 for the 4 hours and the cleaning fees. And the slope would be -13 if you are going from 12 to 7 but would be 13 if you are going from 7 to 12...
Step-by-step explanation:
The answer is b 60 degrees <span />
X/Y VALUES and RATIOS are the SAME
... i think, i’m no genius lol