What is the question? no question has been asked. need more info to solve.
Answer:
5/3 or 1.66 or 1 2/3
Step-by-step explanation:
30/18 you can simply it to the factor of 6 or use a calc
5/3 if the person asks in fraction form and if they say that it can't be an improper fraction then it is 1 2/3 or get 1.6666 in calcutor
For straight lines the constant rate of change(slope) is a constant(always the same) For every unit moved on the x-axis two more are moved on the y-axis