Answer:
y= -3x + 7:)
Step-by-step explanation:
Hope this helps!
Consider the following case:
Suppose a student earns $113.75 for painting and he works 13 hours, find his hourly rate.
In the above problem, to find the hourly rate, we need to divide the decimal 113.75 by 13.
The answer is:

Answer: 137π
The usual formula for a circle centered at (a,b), with radius r,
(x - a)² + (y - b)² = r²
The area of the circle is πr², so 137π
Answer:
A. 4.2 times
Step-by-step explanation:
Chlorine level of the pool as adjusted by Paula = 6.3 parts per million
Ideal Chlorine level as suggested by the magazine = 1.5 parts per million.
Thus, the number of times the ideal level of Chlorine that the current level is = current level ÷ ideal level
= 
The current Chlorine level is 4.2 times the ideal Chlorine level.