What are the coordinates of R’ if R (2, -1) is dilated around the origin with k = 3

The slope of a line is –2 and its y-intercept is (0, 3). what is the equation of the line that is parallel to the first line and passes through (2, 2)? a. 2x + y = 6 b. y = –2x + 3 c. y=1/2x +6 d. y=-2x-6

9/10 divide by -3/15 as a mixed number

A50% increase followed by 33 1/2% decrease