Given: 4x - 7 = 2x + 9 Prove: x = 9 What is the missing reason? 1. 4x - 7 = 2x + 9 ------------- 1. Given 2. 2x - 7 = 9 --------
1 answer:
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Hello, Please refer the photo attachment for your question's answer. The final answer is :-
<u>x= -2, y= 5</u>
Hope it helps you...
Answered by Benjemin
Answer: OPTION C.
Step-by-step explanation:
<h3> The complete exercise is: "Air pressure may be represented as a function of height (in meters) above the surface of the Earth, as shown below:</h3><h3>Given the following function:
In order to calculate at what height the air pressure will be equal 50% of the air pressure at the surface of the Earth, you can follow these steps:
1. You need to substitute into the function:
2. Finally, you must solve for .
Remember the following property of logarithms:
Then, you get this result: