Answer:
-4x² - 2xy + 5y²
Step-by-step explanation:
Step 1: Write expression
(3x² - 5xy + 2y²) - (7x² - 3xy - 3y²)
Step 2: Distribute negative
3x² - 5xy + 2y² - 7x² + 3xy + 3y²
Step 3: Combine like terms
-4x² - 2xy + 5y²
Step-by-step explanation:
1st one
2nd
4th
Here you go, hope this kinda helps you out :)
Answer:
D: Yes, a reasonable estimate is around 5 · $7 = $35.
Step-by-step explanation:
None