Which is a unit rate?
a. 1/7
b. 48/4
c. 34/1
d. 40/5

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org