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Take 2 equations say equation 1: 2y+4x=26 and equation 2: y+3x= 18. What we need to do is make either the two x values or the 2 y values be equal so that we can subtract one of the equations from the other. ...

It's easy to worry about rules with complicated names like this one, but they're normally simpler than they sound. This rule only applies with 'passé composé' and pluperfect phrases. When the direct object (...

At a surface level, the assassination of Archduke Franz Ferdinand can be seen as the main cause, but this was just the catalyst for bubbling tensions which would have resulted in a war regardless. There were...

When simplifying algebraic fractions, first times all the components by the denominator (number on the bottom) of the first component. In this case, that is 3. x/3 times 3 = x and x/4 time 3 = 3x/4. This is ...

Before we even start writing, look at the question. See if it helps you structure the essay in any way. Does it say what areas should be discussed? For example, "Compare and contrast two totalitarian le...