Answer:
The first one I believe
Step-by-step explanation:
You said ax + 3b = 2f
Subtract 3b from each side: ax = 2f - 3b
Divide each side by 'a' : x = (2f - 3b) / a
Answer:
Enlargement
Step-by-step explanation:
If a scale factor is smaller than 1, it is a reduction, and if it's larger than 1, it's an enlargement.
Answer:

Step-by-step explanation:
Given data
P= 45,000
rate= 18%
Recall the expression for the compound interest

Since we are talking of depreciation

Substitute

Hence the exponential function is

Answer:
The answer is A. k = 4.25.
Step-by-step explanation:
To find proportionality, solve for 8.5 divided by 2 and 17 divided by 4.
Both of those answers are 4.25, so that would be the final answer.
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