Problem 140 of 7
Correct the proposed linear model A(d)=10d+200 for You have $200 and spend $10 each day.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
detect wrong slope, wrong units, or wrong initial value.
Hidden until you reveal it.
Proposed model must contain a clear slope, sign, unit, or intercept error.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the initial value in the context.
2. Identify the rate and its sign.
3. Compare those parts to the proposed model and correct the mismatch.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Only giving a corrected model when asked to diagnose.