Graph the image of the given triangle under a dilation with a scale factor of -3 and center of dilation (0, 0).

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

What is the result of adding the system of equations? 2x+y=4 3x-y=6

How do you write something in scientific notation?