Write an equation of the line below.

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)