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Answers by Tae K.

Hi Jordan. Okay, so finding the midpoint between two points in a coordinate system isn't as tough as it sounds. In fact, if you know how to find the average of two numbers you can do this easily!  So let's take the points (-2,2) and (6,4) 1) You add the X values together and divide...

x=y-8 -x-y=0 (answer)

Hello James.   x=y-8 So the simplest way you can do this is to REPLACE or SUBSTITUTE the "x" in the second equation with "y-8." In other words, the second equation can be rewritten as: -(y-8)-y=0  *it's important to put the parenthesis around...

Hi Sun.  Unfortunately, there is no way to take a test to receive credit for Calc 3. The common AP level calculus tests can be taken without taking the course as you can register for them separately through your high school or through college board. However, the AP level calculus is...