Ten more than 6 times a number is 4 less than 4 times the number

What is the slope of the equation y =

Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)

Apasta salad was chilled in the refrigerator at 35° f overnight for 9 hours. the temperature of the pasta dish dropped from 86° f to 38° f. what was the average rate of cooling per hour?