Question

I️ need heLp evaluation

Answer 1

f(x) = -3x + 7

f(3) means the value of the function when x = 3.

To find f(3), replace x with 3 and evaluate the expression.

f(3) = -3(3) + 7

f(3) = -9 + 7

f(3) = -2

Now for f(0)

f(0) = -3(0) + 7

f(0) = 0 + 7

f(0) = 7