Answer:
(x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² + 4xy
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
(x² - y² - 3xy) + (7xy + 3x²)
<u>Step 2: Simplify</u>
- [Order of Operations] Combine like terms (x²): (x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² - 3xy + 7xy
- [Order of Operations] Combine like terms (xy): (x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² + 4xy
Answer:
5 , -5
Step-by-step explanation:
c'mon this is easy. the absolute value of a number is that numbers distance away from zero on the number line. 5 and -5 are the only numbers that are five intergers away from zero.
Answer:
I believe it would be 90
Step-by-step explanation:
Step-by-step explanation:
hope it is helpful to you
