Advantage because I take advantage of everything while I can haha
He can buy 12 flags, the remainder represents his left over money
Take the root of both sides, and solve.
x = 2i sqrt 2, -2i sqrt 2.
The slope is the rise over run. Basically, any line has a constant increase. If you are looking at a line on a graph and each point it meets at is 1 up and 1 over, the slope is 1. Say the line goes up two and over one for each time it meets an actual point, the slope would be 2. If it is 1 up and 2 over, it would be 1/2.