i can not give the answer unless you still cannot find it after these steps but I have steps that might help
1. Set the matrix (must be square).
2. Reduce this matrix to row echelon form using elementary row operations so that all the elements below diagonal are zero.
3. Multiply the main diagonal elements of the matrix - determinant is calculated.
Answer:
14.3
Step-by-step explanation:
What you would do is add all 6 numbers together. After finding the sum, divide by 6. The 6 represents the amount of numbers in the data set. So you would find 86/6 and get 14.3333. That would be rounded to 14.3. Hope this helped!
Answer:
there both cercles
Step-by-step explanation:
Using the equation

, I found out that x is equal to -7.
The steps I took:

- Written out equation

- Distributive property on the left

- Subtracted 4x from both sides

- Subtraced 24 from both sides

- Divided by 2
Answer:
2x+9
Step-by-step explanation:
I hope this helps :)