Answer:
Step-by-step explanation:
Answer: 789 calories burned while combining diet with 2 hours of exercise
Step-by-step explanation:
we have that


we know that

substitute


Find 
For x=2 hours
substitute


therefore
The answer is
789 calories burned while combining diet with 2 hours of exercise
Use rates, so 8 garden hoses over 18 hours
then find the how many hours one garden house can fill up by doing this = 18/8 you divide the 8 for both sides which is about 2.25/1
so then you times 9 which is about 20/9 hoses
your answer is 20
C - 7.6 = -4
c = -4 + 7.6
c = 3.6