What is the simplified expression for Negative 3 (2 x minus y) + 2 y + 2 (x + y)?
2 answers:
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Answer:
Step-by-step explanation:
Given the angle of 55 degrees, you know that the adjacent side is "x" and the length of the hypotenuse is 20.
Therefore, you need to remember the following identity:
Then, knowing that:
You need to substitute these values into:
Now, you can solve for "x":
Rounded to the nearest hundreth: