Question

PLEASE HELP! DUE TONIGHT!

Find each function value for the given function rule.

a. f(7) if f(x) = 5x

b. f(9) if f(x) = x + 13

c. f(4) if f(x) = 3x - 1

Answer 1

$f(7) = 5(7) = \boxed{\bf{35}}\\\\\\f(9) = 9 + 13 = \boxed{\bf{22}}\\\\\\f(4) = 3(4) - 1 = 12 - 1 = \boxed{\bf{11}}$