Question

What is the value of f(16) - f(0) when f(x) = 4x - 8?

Answer 1

that would be 4(16) - 8 - (4(0) - 8) = 64 - 9 - 0 + 8 = 63 Answer

Answer 2

f(16) = 4(16)-8 = 56

f(0) = 4(0)-8 = -8

56 - (-8) = 64