How do you Solve 3-x=9

2+2+2+2+2+2+2+2+2+2+2+2+4_6*2

Dana has 3 hours to spend training for an upcoming race. She completes her training by running full speed the distance of the race and walking back the same distance to cool down.

Find the greatest common factor of 4x^2,12x^2, 6x

allison burns 15 calories per minute on the elliptical and 12 calories per minute on the treadmill. If she spent one hour at the gym on these two machines and burned a total of 774 calories, how long did she spend on the elliptical?

24 red marbles is 40% of blank marbles

Miranda and Savannah are excited that a new store just opened in town! They go together the first day it opens!

The solution to 4.2x = 19.32 is x = ___. 0.28 0.45 4.6 15.12

Richard has a rectangular plot of land that is 525 feet long and y feet wide. He decides to build a fence around the plot. If the perimeter of the plot is 1,504 feet, find the value of y

A circle is defined by the equation: x^2 + y^2 - x - 2y - 11/4 = 0. Determine the coordinates for the center of the circle and the length of the radius.

The auto insurance plans available from Fret-No-More Auto Insurance are outlined in the table below. To be considered "full" coverage, an insurance plan must include one level of coverage from each category.