SOLUTION: f(x)=x-5; (4,y) is this ordered pair a solution or no. I"ve tried this solution with my mom but we couldnt figure it out. Thankyou for all of your help

Algebra ->  Equations -> SOLUTION: f(x)=x-5; (4,y) is this ordered pair a solution or no. I"ve tried this solution with my mom but we couldnt figure it out. Thankyou for all of your help      Log On


   



Question 661690: f(x)=x-5; (4,y) is this ordered pair a solution or no. I"ve tried this solution with my mom but we couldnt figure it out. Thankyou for all of your help
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=x-5; (4,y) is this ordered pair a solution or no.
:
It could be
f(x) = y
then
y = x - 5
When x = 4
y = 4 - 5
y = -1
:
Then the ordered pair would be 4,-1