(x-3)^2 x=a number in this case
Answer:
60
Step-by-step explanation:
After adding 88 red marbles, there are 50 blue marbles out of the 204 marbles total.
Let the number of blue marbles to be added be x.

Answer: The input variable is the number of days since September 9th.. The unit for the input variable is single days.
When you are given an equation, there is an input and an output. In this case, you put in the number of days and the output is the distance between the lava and the road.
If you make a chart of the inputs and outputs, you will see that the lava is getting closer to the road.