1) Explain why a variable's coefficient is 1 unless you see another number in front of it.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

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