Question

Which equation represents the function f(x) = (1.6)x after it has been translated 5 units up and 9 units to the right?

Answer 1

Replace x by (x − 9) for a 9-unit right shift, then add 5 for a 5-unit up shift:
g(x) = 1.6(x − 9) + 5 = 1.6x − 9.4.