What value for n makes the following sentence true ? 2( n+3 )=5

ILL MARK BRAIIST !!!

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

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?