Question

A function is defined by f(x)=5(2-x) What is f(–1)?

Answer 1

Hi there!

To solve this problem, we need to plug in the value of -1 into the equation.

f (-1) = 5 (2 - (-1))

Now, we simplify.

f (-1) = 5 (2 + 1)
f (-1) = 5 (3)

f (-1) = 15

Hope this helps!

Answer 2

Answer: 15

Step-by-step explanation: