NEED HELP ASAP Find the constant of proportionality in the data set below.
Time (s) Distance (cm)
5 42
10 84
15 126
20 168

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

If the measure of xyz is 81 what is the measure of yz

X-intercept=-5 y-intercept=2 the equation of the line is