Which ordered pair could represent point p on the graph?
a) (2, 6)
b) (-3, 6)
c) (-2, -5)
d) (3, -5)

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?

Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).