Question

need a little help f(x)=5-3x for x=1 and x=3 would you plug the x=1 in for the f(x) or the 3x

Answer 1

replace all the x's with a 1

Answer 2

well whats the x=3 for

Answer 3

f(x)=5-3x
f(1) = 5-3(1)

Answer 4

some with the 3

Answer 5

it's two separate questions

Answer 6

x can't be both 1 and 3 at the same time

Answer 7

so does it equal to 3 ?

Answer 8

f(x)=5-3x is a function with x as a variable.

the outcome of the function changes depending on the input.

the input is the value for x you choose, the output is the result of the equation