Lets multiply equation (2) by -2 to get:
Now we can add equations (1) and (2) to eliminate x:
Now that we know the value of y, we can replace it in equation (1) to get the value of x:
We can conclude that both x and y are equal to 3.
I need help please what is the correct answer
1 answer:
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Lets multiply equation (2) by -2 to get:
Now we can add equations (1) and (2) to eliminate x:
Now that we know the value of y, we can replace it in equation (1) to get the value of x:
We can conclude that both x and y are equal to 3.
Answer:
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
- Left to Right
<u>Algebra II</u>
- Distance Formula:
Step-by-step explanation:
<u>Step 1: Define</u>
Point (-4, -6)
Point (8, -10)
<u>Step 2: Find distance </u><em><u>d</u></em>
Simply plug in the 2 coordinates into the distance formula to find distance <em>d</em>
- Substitute [DF]:
- Add:
- Exponents:
- Add:
- Simplify:
- Evaluate:
- Round: