Posted by katie on Friday, January 18, 2013 at 5:26pm.
Use the function rule, y = 2x + 5, to find the values of y when x = 1, 2, 3, and 4. Write the answers as ordered pairs that would be used to graph the function.

Math  Damon, Friday, January 18, 2013 at 5:47pm
well I will do one of them
If x = 3
the answer will be ( 3 , something )
y = 2 (3) + 5
y = 6 + 5
y = 11
so
( 3 , 11 )