Translate the words into a mathematical expression. two-thirds of the sum of 122 and 98. 99 divided by 10, then multiplied by the sum of 84 and 3. compare the two expressions.

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

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?

Sketch one cycle if the cosine function y=2cos2theta