Solve for x in the picture below. Thanks! Will give brainliest.
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Using it's formula, it is found that Val's margin of error is of 9.8 pounds.
<h3>Margin of error:</h3>The margin of error is given by the following equation:
In which:
- s is the standard deviation.
- n is the sample size.
In this problem:
- The standard deviation is of 50, hence
.
- Val weighed 100 cows, hence
.
Then:
Val's margin of error is of 9.8 pounds.
You can learn more about margin of error at brainly.com/question/14510808
Given :
Two equation and
.
To Find :
The point of intersection of these lines .
Solution :
We will use elimination method :
From equation 1 :
Putting value of in equation 2 we get :
Putting value of in equation 1 we get :
Therefore , point of interaction is .
Hence , this is the required solution .