Answer:7 to 9? Years
Step-by-step explanation: I’m not sure but if you got a couple trys try to do it.
Answer:
<em>The word 'linear' means something having to do with a line.On a Cartesian Plane, a linear function is a function where the graph is a straight line. The line can go in any direction, but it's always a straight line. A non-linear function has a shape that is not a straight line.</em>