Graph the line through the point (-1,-3) with slope -2

Which number can each term of the equation be multiplied by to eliminate the decimals before solving? 5.6j- 0.12=4+1.1j

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?

Why does the shape of the distribution of the weights of russet potatoes tend to be symmetrical?