<span>180-90-50=40 degrees</span>
Answer: $85,000
Step-by-step explanation:
Given : In a given population of two-earner male-female couples, male earnings have a mean of $40,000 per year and a standard deviation of $12,000.

Female earnings have a mean of $45,000 per year and a standard deviation of $18,000.

If C denote the combined earnings for a randomly selected couple.
Then, the mean of C will be :-

Hence, the mean of C = $85,000
The division property of equality should Remus used to solve the given equation and this can be determined by using the given data.
Given :
Equation is
.
The following steps can be used in order to determine the property that Remus use to solve the given equation:
Step 1 - Write the given equation.

Step 2 - The arithmetic operations can be used in order to evaluate the given equation.
Step 3 - Using the division property of equality the value of 'q' can be determined.


Therefore, the correct option is A).
For more information, refer to the link given below:
brainly.com/question/11897796
It is D because all the numbers range from 12 to 23, with no number being extremely low or high compared this range.
Answer:
Done below!
Step-by-step explanation:
(x - root)
(x - 2)(x - (-1))(x - (-5)) = (x - 2)(x + 1)(x + 5)
