Answer:
Option D
Step-by-step explanation:
The equation to predict the amount saved is

Assuming that the variable x represents the saving months, then substitute
in the quadratic equation and solve for y.

The answer is the option D $5,825
U have to do properties of examples like u do factors
The given formula 
Solve for y means we have to make y alone
\\
Add -10 on both sides, we get

As there is multiplication sign between r and y so to solve for y, divide both side by r
