Use a graphing calculator to find a model for the given data and give rounded whole number values for a and b, where a and b are constants in the equation y = ax + b. Leave all commas out of large numbers.

x |
2 |
4 |
6 |
8 |
10 |
12 |
14 |
16 |

y |
123 |
146 |
168 |
200 |
231 |
244 |
259 |
286 |

a = _{}

b = _{}