Question

Given f(x) = -3x + 5, find the value for f (7).

Answer 1

-16.

Explanation:

Given that f(x) =
`-3 times x` + 5.

We need to find the value of f(7).

Hence we need to put x = 7 in the given function.

Hence f(7) =
`-3 times 7` + 5 = -16.