Answer:
6
Step-by-step explanation:
The expression can be rearranged to ...
b = 3 -9/(a+5)
In order for b to be an integer, (a+5) must be an integer divisor of 9. There are exactly 6 of those: ±1, ±3, ±9.
The attached table shows the values (a, b) = (x₁, f(x₁)).
Answer:
it is definitely negative, i think it is -3/2
Step-by-step explanation:
is there a better picture of the graph?
Answer:
3
Step-by-step explanation:
We can convert the values to percentage values and since a circle is 360°, we can multipy the percentages with 360° to get the degrees. The total of day is all the the things added up:

Percent swimming:

Answer is 72 degrees
This answer is 0.7037 that is the answer for this problem