Answer:
4a2−4ab+b2
Step-by-step explanation:
(2a−b)2 =(2a+−b)(2a+−b)
=(2a)(2a)+(2a)(−b)+(−b)(2a)+(−b)(−b)
Sooo our equation =4a2−2ab−2ab+b2
Hoped I helped -
Sleepy~
You multiply both sides by 9 first so you have -45=y-7. then add 7 to both sides to get y=-38
Answer:
d x 15=total players.
Step-by-step explanation:
dx15=total number of players in the tournament.
I think the answer is 2 and -15. Because 2 times - 15 is -30 and 2 and -15 can be added to -1.