Problem 115 of 7
The formulas 0.07(150 + 10h) and (150 + 10h) + 25 share the sub-expression 150 + 10h. Explain its role in both.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
identify shared structure across calculations.
Hidden until you reveal it.
Shared sub-expression must have a meaningful context role in both formulas.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the repeated part of both formulas.
2. Interpret that part as one quantity.
3. Explain how each formula uses that same quantity.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Explaining only one formula.