Which is an equivalent equation solved for t? t = t equals startfraction f minus v over a endfraction z. t = t equals startfraction f minus a over v endfraction z. t = a(f – v) t = v(f – a)

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

The triangles are similar. what is the value of x? show your work.

Three coins are flipped. what is the probability that there will be at least two tails?