Find the explicit formula for the general nth term of the arithmetic sequence described below. simplify your answer.
a1= -3 and a10= 69

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

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?