A function is a set of ordered pairs in which no two different ordered pairs have the same x -coordinate. An equation that produces such a set of ordered pairs defines a function. What is the catch? There can be at most one output for every input.
Answer: 
Step-by-step explanation:
The solution to the graph of a system of equations is where they intercept. Here, it is at about .
Answer:
yes
Step-by-step explanation:
Mei will have written a total of 430 pages at the end of the 30 days.
- The number of already written pages by Mei is 250.
- The speed of Mei is 6 pages per day.
- The total time is 30 days.
- The number of pages written in 30 days by Mei is 30*6.
- Mei's number of pages written in 30 days is 180.
- Mei's total number of pages that she will have written at the end of 30 days is 250 + 180.
- The total number of pages that Mei will have written at the end of 30 days is 430.
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