Answer:
For 7 miles, it would take her 63 minutes (an hour and 3 minutes) to run
Step-by-step explanation:
it takes her 9 minutes to run one mile, therefore if you take 9×7 you get 63. It would take her 234 minutes to run the 26 mile marathon.
Step-by-step explanation:

Answer: Function, in mathematics, an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable). Functions are ubiquitous in mathematics and are essential for formulating physical relationships in the sciences.
Step-by-step explanation: