Hello!
A proportional relationship means the line passes through the origin (0,0) and shows a constant rate of change.
Your answers appear to be correct. Good job! :)
Answer:

Step-by-step explanation:
Let's write the left hand side as a negative power, and 9 as a power of 3:
At this point, for the equality to still stand, the exponents have to be equal:

Answer:
the right answer is -3
Step-by-step explanation:
When we analyze the sequence it is observed that all numbers are multiplied by the value of -3.
using the formula
q = 
It would be like this , this is how you would graph it
The average distance from Jupiter to the Sun is about 2 times as great as the average of the distance from Venus to the Sun.