Answer: 36 is 4% of 90
Step-by-step explanation: create a fraction of 36/90 then divide both numbers by 18.
Answer:
Compare the constants of the two variables.
Changed at the same rate, or by the same factor, then they are directly proportional. For example, since the x-coordinates changed by a factor of 2 while the y-coordinates also changed by a factor of 2, the two variables are directly proportional.
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
Answer:
3x - 1
Step-by-step explanation:

so the length of XZ = 3x - 1