D. because for every hour it goes down 5 degrees and since there is a 1 hour gap in between 7 am and 9 am
50:45, simplified it is 10:9
(Divide both sides by 5)
Answer:
Step-by-step explanation:
m is the dependent variable; it represents the value of a linear function of k:
m = f(k) = k + 3
A nickel is worth 0.05 and a quarter is worth 0.25.
Multiply number of nickels by the worth and quarters by their worths. Add together to equal total value:
The equation is:
0.05n + 0.25q = $40
