Given the function f(x) = 5x - 9, find the set of values of x such that f(x) = 6. Justify your solution by using the properties of equality.

With math question will mark brainliest question in the pic.

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

What is a rational number between 9.5 and 9.7