Math
posted by katie on .
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.

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 )