1. A graph of an additive pattern contains the points (3,16) and (8,21). What expression does the graph represent? x+__

Question

2. What equation represents the additive rule shown in the graph? y = x + __

Answer 1

1. The expression that represents the additive pattern is x + 13.
2. The equation that represents the additive rule shown in the graph is y = x + 13.