Hello Abinaya.
This is simpler than it looks...
The key information here is that there are 100 people in total!
Okay, so there are 75 people who speak Hindi and then 40 who speak English. I know that by adding them I get a total of 115 people!
Wait... that's...

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...

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 equivalent...