The reciprocal of 3, plus the reciprocal of 7, is the reciprocal of what number?​

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.

What is negative 3/9 times negative 2/8 ?

V=x^4-y^4 pick three expressions that can represent the three dimensions of the prism (each in meters)