Fill in the missing numbers to complete the linear equation that gives the rule for this table.
x f(x)
4 0
5 2
6 4
7 6
f(x) =
x −
since f(x) grows by 2, it is clearly
f(x) = 2x - ?
Surely you can come up with the ? value
x f(x)
4 0
5 2
6 4
7 6
f(x) =
x −
f(x) = 2x - ?
Surely you can come up with the ? value