Peggy has been studying a type of bacteria that triples every month. originally, there were 2 bacterial cells. she wants to know how many there will be after 24 months. which equation should she use?

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.