Answer:
81x² - 81
Step-by-step explanation:
Step 1: Write expression
(9x - 9)(9x + 9)
Step 2: Expand by FOIL
81x² + 81x - 81x - 81
Step 3: Combine like terms
81x² - 81
Answer:
5 months
Step-by-step explanation:
Save every month to earn up to all the money to buy the Tv it will take about 5 months to earn the money and buy it
Hope this help you!
Answer:A. (9, –36)
Step-by-step explanation:
A. (9, –36)
32-24i . I hope this helps
Answer:
-0.55
Step-by-step explanation:
-0.55