Answer:
A
Step-by-step explanation:

Hope this helps!
Answer:
12
Step-by-step explanation:
Rearrange into the form y = mx + c, where m is the slope.
12x - y = 30
y = 12x - 30
m = 12
When dealing with percentages it is often much easier to convert it to a decimal (mostly because a lot of people are uncomfortable working with fractions) but in this case, I suggest dividing 1 into 5 [hint hint fractions are just glorified division in the long run] and after you have done that multiply by 100. This will get you your answer.
4:10 is the time that the class ends, I think that's what you meant?
Step-by-step explanation:
452