Here, we are required to determine the solution to the equation: 13.7y = 6.2y + 30?
The solution to the equation is y = 7.5
The solution is thus,
- 13.7y = 6.2y + 30
- 13.7y - 6.2y = 30
- 7.5y = 30
Therefore, y = 30/7.5 = 4
Therefore, y = 4 is the solution to the equation.
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The logarithmic model for the length when the strength is of 8 Pascals is given by:

- That is, the length is of 3 units.
<h3>What is the function?</h3>
The strength in Pascals for a building of length x is given by:

To find the length given the strength, we apply the inverse function, that is:



Hence, when the strength is of 8 Pascals,
, and the length is given by:
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The second one is correct so its 2
Answer:
42
Step-by-step explanation: