Which expression is equvailent to -4-9

-4+(-9)
4+9
4-9
-4+9

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.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

If i have 20$ and i gave 5$ away how much i got