The equation would be:
200+200x=b
x is equal to hours, while b is equal to bacteria.
Every day has 24 hours.
24*5= 120
Plug it in.
200+200(120)=
24200= 5 days of bacteria
I hope this helped you!
Brainliest answer is always appreciated!
Answer:
The required formula for y, the number of cars sold is:
.
Step-by-step explanation:
Consider the provided information.
Let x represents the amount of money spend on advertising
.
y is number of cars sold,
For each additional 5000 dollars spent, they sold 40 more cars.

The y-intercept form is: 
Substitute x=60,000, y=680 and m=0.008 in the above equation.



Thus, the required formula for y, the number of cars sold is:
.
Answer:
$8
Step-by-step explanation:
You divide 7 by 7 and 56 by 7, 56 divided by 7 is 8, therefore the unit rate is $8 per book.