The slope--- 5.2x represents how much income is increased based on the worker's experience year the y-int ------ 22 represent if the worker has no experience then he gets $22 income
b) the way you can tell the cost of income in 19 years is to estimate it using your ruler or just eyeball it
I'm sure you don't need this becuz u post this question a week ago
Answer: the graph increases from left to right, since the price goes up. If you were to actually graph this, the years would be on the bottom and the price would be on the left side, so since the price is going up, so is the graph. :)