What is 5 more than the difference of b and 5

How do you summarize data in a two-way frequency table?

Simplify the expression 10/11(22z) + (a+5) -1

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days