Question

F(x)=5x-3
f(5)=????
Please give me the answer

Answer 1

Substitute 5 to the x:

f(5) = 5*5 - 3 = 25 - 3 = 22

Answer 2

f(5) = 22

Explanation:

Plug in 5 as x into the function:

f(x) = 5x - 3

f(5) = 5(5) - 3

f(5) = 25 - 3

f(5) = 22