<span>No, because the mean is larger in the social studies book</span>
4x² - 3xy + 9y² - 3(5xy + 7y²)
4x² - 3xy + 9y² - 3(5xy) - 3(7y²)
4x² - 3xy + 9y² - 15xy - 21y²
4x² - 3xy - 15xy + 9y² - 21y²
4x² - 18xy - 12y²
Answer:y=2/3x
Step-by-step explanation:
Answer:
10-8
9-9
11-7
Step-by-step explanation:
