If two angles are supplementary and one of them is 30°, what is the measurement of the second angle?

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

Why is causation so much more difficult to prove than correlation?

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x