2 1/6 - (-8/3) + (-4 7/9) =

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b