Question

what is the vertical intercept of the graph? slope = 6 vertical intercept = dollars in account, d number of days, x

Explanation:

Step1: Identify vertical intercept definition

The vertical intercept is the $y$-value where the line crosses the $y$-axis ($x=0$).

Step2: Locate intersection on graph

Observe the graph: when $x=0$, the line intersects the $y$-axis at $y=-3$.

Answer:

$-3$