Help please!!
A. 0.6
B. 0.4
C. 0.2
D. 0.8

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?