X + 4y = 3
-5x – 20y = -15
How to get (x, y)???

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Which expressions are equivalent to -6 + 3m

This is so hard and it’s for a test