Question

benjamin invests $400 in a savings account that earns 5% interest each year. he graphs his savings (in dollars) over x years. what is the significance of the y-intercept of this graph? choose 1 answer: a 0 years from now, benjamin has $400 in savings. b 1 year from now, benjamin has $400 in savings. c 1 year from now, benjamin has $420 in savings. d 0 years from now, benjamin has $420 in savings.

Explanation:

The y-intercept of a graph occurs when the independent variable (here, time $x$ in years) is 0. For this savings account, at $x=0$ (0 years from now), Benjamin's savings are his initial investment of $400.

Answer:

A. 0 years from now, Benjamin has $400 in savings.